Heart Failure: Complete Guide to Symptoms and Treatment

Many individuals express anxiety regarding heart failure and its influence on life. Heart failure refers to the heart’s inability to effectively pump blood. Such a condition impacts millions annually, inciting questions about symptoms, possible treatments, and overall health management.

An essential understanding is that heart failure doesn’t imply a complete cessation of the heart’s function; rather, it indicates a need for added support to improve its performance.

The purpose of this article is to facilitate your comprehension of heart failure, aid in recognizing its symptoms, provide an overview of treatment strategies encompassing medications and supplements, and suggest modifications in lifestyle for improved cardiac health.

You’ll encounter straightforward elucidations filled with valuable information crafted to assist in managing or averting this condition. Continue reading for a deeper understanding of a topic that affects numerous lives.

Key Takeaways

  • Heart failure refers to a condition where the heart is unable to pump blood efficiently, which leads to symptoms such as fatigue, leg swelling, and shortness of breath. This condition commonly arises from factors like hypertension and coronary artery disease.
  • Identifying and managing heart failure in its early stages can significantly increase survival rates. Treatment measures include medications like ACE inhibitors, beta-blockers, and diuretics that aid in enhancing heart function. Additionally, adopting a healthy lifestyle, including a balanced diet and regular exercise, plays a pivotal role.
  • Certain supplements, for example, omega-3 fatty acids, might be beneficial to some heart failure patients by boosting heart health. Consuming a diet rich in fruits, vegetables, whole grains, lean proteins, and healthy fats goes a long way in promoting overall cardiovascular health.
  • Routine physical activity adjusted to suit a patient’s condition can aid in strengthening the heart muscle without causing undue stress. Techniques for managing stress significantly contribute to the emotional well-being necessary for patients afflicted with heart disease.
  • Various diagnostic processes like echocardiograms, electrocardiograms (EKGs), and chest X-rays, etc., can help physicians gain insights into the patient’s heart function, thereby facilitating appropriate treatment decisions.

Understanding Heart Failure

Heart failure occurs when the heart can’t pump blood as well as it should. This condition leads to a buildup of fluid in the body and impacts overall health.

What Is Heart Failure?

Heart failure, also referred to as congestive heart failure, occurs when the heart struggles to sufficiently pump blood to meet the body’s requirements. This condition does not imply the heart has ceased to function but rather that its efficiency has diminished.

Given the global impact, affecting millions, comprehension of this disease is essential for prompt detection and management.

Symptoms such as shortness of breath, swelling in legs, and rapid heartbeat signal a failing heart.

Elements like high blood pressure, coronary artery disease, and diabetes significantly contribute to the onset of heart failure. Moreover, specific medications can escalate the risk.

Awareness of these risks assists doctors and patients in formulating effective preventative courses of action.

Common Causes and Risk Factors

Numerous aspects play a role in the progression of heart failure, a state in which the heart fails to pump an adequate amount of blood for the body’s necessities. Main culprits involve high blood pressure and coronary artery disease as they inflict harm or overload the heart, lessening its effectiveness.

Diabetes also raises the danger as it can cause alterations in the structure and function of the heart. Choices concerning lifestyle like an unhealthy diet, sedentary habits, and smoking are factors that increase the likelihood of manifesting this condition.

Specific medications can escalate the danger even more; for instance, drugs such as rosiglitazone and certain antipsychotic medications are connected to a heightened probability of heart failure.

Furthermore, excessive alcohol consumption and obesity are major contributors, together with aging which tends to debilitate the heart muscle over time. Being aware of these risks enables people to make knowledgeable decisions about their health as they move forward to efficiently identify the symptoms.

Recognizing the Symptoms of Heart Failure

Identifying the symptoms of heart failure early can save lives. Patients might first notice shortness of breath and fatigue as red flags signaling something is wrong with their heart health.

Early Signs

Heart failure, known also as congestive heart failure, starts with subtle signs that shouldn’t be ignored. These early symptoms often signal the heart’s struggle to supply the body with enough blood.

  1. Fatigue becomes a daily challenge even when engaging in simple activities that used to be easy.
  2. Shortness of breath occurs not just during physical exertion but also while resting or lying down.
  3. Swelling in the lower extremities, such as feet, ankles, and legs, indicates fluid retention which is a classic sign of heart failure.
  4. A rapid or irregular heartbeat can feel like your heart is racing or fluttering even when you are not physically active.
  5. Persistent coughing or wheezing might develop, producing white or pink blood-tinged mucus due to fluid buildup in the lungs.
  6. An increased need to urinate at night suggests that your body is trying to rid itself of excess fluid, a task that becomes difficult as heart failure progresses.
  7. Sudden weight gain from fluid retention often goes unnoticed until it becomes a pattern or clothes start to feel tighter around specific areas prone to swelling.

These signs serve as an early warning system for your body, indicating that all is not well with your heart’s function. Recognizing and acting on these symptoms promptly can lead to earlier intervention and management of heart failure.

Advanced Symptoms

Advanced symptoms of heart failure indicate that the condition is worsening. These signs show the heart’s increasing struggle to pump blood effectively.

  1. Severe shortness of breath, even when at rest, highlights the heart’s inability to meet the body’s oxygen demand.
  2. Sudden, severe swelling in the legs, ankles, or abdomen reflects fluid accumulation due to poor circulation.
  3. Unexplained weight gain over a short period signifies fluid retention related to compromised heart function.
  4. Needing to sleep with pillows propping you up shows that lying flat worsens breathing difficulties due to fluid in the lungs.
  5. Chest pain during activity or rest can signal heart strain or even a heart attack in individuals with heart failure.
  6. Rapid heartbeat or palpitations may occur as the heart attempts to compensate for its reduced pumping capacity.
  7. Persistent coughing or wheezing with white or pink blood-tinged mucus points to fluid buildup in the lungs.
  8. Fatigue and weakness become more pronounced since tissues are deprived of necessary nutrients and oxygen.
  9. Confusion or impaired thinking suggests that vital organs like the brain are not receiving enough blood.
  10. Decreased appetite or nausea is common as digestive system blood flow diminishes, affecting metabolism and digestion.

These symptoms require immediate medical attention as they represent significant danger signals from your body about your heart health.

Diagnostic Procedures for Heart Failure

Doctors use several tests to diagnose heart failure, aiming for an accurate assessment. These include blood tests, ECGs, echocardiograms, and MRIs to evaluate heart function and structure.

Essential Tests and Examinations

Doctors use several tests and exams to diagnose heart failure. Knowing what these are can help patients understand their healthcare journey.

  1. Blood tests check for substances that point to heart failure, like BNP (B-type natriuretic peptide).
  2. An Echocardiogram uses sound waves to show the heart’s movement and check the ejection fraction.
  3. EKG (Electrocardiogram) records the heart’s electrical activity to spot any irregularities.
  4. Chest X-rays reveal signs of heart enlargement or fluid in the lungs.
  5. A stress test measures how the heart and blood vessels respond during exercise.
  6. Cardiac MRI provides detailed images of the heart structure and function.
  7. Coronary angiogram detects blockages in the coronary arteries by using dye and X-rays.
  8. Heart biopsy involves taking a small tissue sample from the heart to look for damage or disease.

Each test plays a crucial role in diagnosing heart failure accurately, guiding effective treatment plans.

Medications for Managing Heart Failure

Doctors often prescribe specific medications to treat heart failure effectively, aiming to improve patients’ quality of life and extend survival. Explore our detailed guide for a comprehensive understanding of how these medicines work and their benefits.

ACE Inhibitors and ARBs

ACE inhibitors and ARBs are vital in the management of heart failure. They work to ease the blood vessels, promoting efficient blood pumping by the heart. Although they target different processes, they both aim at a shared objective: decreasing your heart’s workload.

Research reveals that employing ACE inhibitors can notably mitigate the danger of advanced heart failure.

Angiotensin II Receptor Blockers (ARBs) provide an option for those who might not handle ACE inhibitors favorably due to adverse effects like a consistent cough. These two kinds of medication help increase survival rates and improve life quality for people with heart failure by keeping high blood pressure in check and avoiding further harm to the heart muscle.

“Elevated blood pressure management is an indispensable aspect in treating heart failure, hence the importance of ACE inhibitors and ARBs in the therapy guidelines.”

Beta Blockers

Beta blockers play a vital role in the treatment of heart failure. These medications aid in managing heart disease by slowing the heartbeat and reducing blood pressure. This effect lessens the workload of the heart, making it more efficient in pumping blood throughout the body.

Medical professionals commonly prescribe beta blockers in conjunction with other medications to elevate heart function and safeguard against further harm.

Patients utilizing beta blockers may experience fewer heart failure symptoms, such as less shortness of breath and fatigue. Due to these advantages, beta blockers are considered a significant component in managing chronic heart failure, amplifying the quality of life for those diagnosed with this dilemma.

Ensuring to consume these medications as recommended is crucial for their effectiveness in heart failure treatment.

Diuretics

Doctors often prescribe diuretics for managing heart failure. These medications help the body remove excess water and salt through urine. By doing this, they reduce the workload on the heart and ease symptoms like swelling in the legs and shortness of breath.

People with heart failure might notice a big difference in how they feel once they start taking diuretics.

The use of these drugs requires careful monitoring by healthcare providers. Too much fluid loss can lead to dehydration or kidney problems. Patients usually have regular check-ups to make sure their treatment is working well without causing harm.

Moving forward, we will discuss SGLT-2 Inhibitors and other emerging treatments that continue to improve care for people with heart failure.

SGLT-2 Inhibitors and Other Emerging Treatments

SGLT-2 inhibitors represent a new class in the treatment of heart failure. This group of drugs helps the body get rid of glucose and sodium through urine. This action can significantly lower blood sugar levels, reduce weight, and decrease blood pressure, all important factors in managing heart failure.

Unlike traditional treatments that focus more on symptom management, SGLT-2 inhibitors target underlying mechanisms that contribute to the condition’s progression.

Researchers continue to explore other emerging treatments aimed at improving heart function and reducing hospital visits for patients with heart failure. These advancements offer hope for better outcomes and quality of life for those affected by this chronic condition.

As we move forward, surgical and non-surgical options expand the arsenal against heart disease.

Surgical and Non-Surgical Treatments

Doctors often decide on heart failure treatments based on the condition’s severity. They might opt for surgery to repair damaged heart parts or suggest non-surgical approaches like lifestyle changes and medication adjustments to manage symptoms effectively.

When Surgery Is Necessary

Surgery becomes a key option in heart failure treatment when medications and lifestyle changes don’t suffice. For some patients, repairing or replacing damaged heart valves can significantly improve heart function.

Blocked arteries might need bypass surgery to improve blood flow. Surgeons also install devices like pacemakers to help the heart maintain proper rhythm or left ventricular assist devices (LVADs) as a bridge to transplant or as long-term therapy.

Heart surgery can offer hope and improved quality of life for those with advanced heart disease.

In cases where the damage is too severe, a heart transplant may become the only viable option. This dramatic step is considered for those whose condition has not improved with other treatments and who meet specific health criteria.

These surgical interventions aim at extending life expectancy and enhancing the daily experience of people living with chronic heart failure.

Alternatives to Surgery

Not everyone with heart failure needs surgery. Many can manage their condition with other treatments.

  1. Doctors often suggest medications as a first step. These include ACE inhibitors and beta-blockers which help the heart work more efficiently.
  2. Lifestyle changes play a crucial role. Cutting down on salt, managing fluid intake, and exercising regularly can greatly improve symptoms.
  3. Monitoring fluid intake is key to preventing swelling and discomfort.
  4. Engaging in regular, moderate exercise helps strengthen the heart muscle.
  5. Stress management techniques such as yoga or meditation can reduce the burden on your heart.
  6. Doctors may recommend wearing compression stockings to help prevent swelling in the legs.
  7. Implantable devices like pacemakers adjust your heart’s rhythm to a normal pattern.
  8. Cardiac resynchronization therapy (CRT) is another option that involves using a special kind of pacemaker to make the two sides of the heart beat in sync.
  9. Taking omega-3 fatty acid supplements might reduce symptoms for some people, according to recent studies.
  10. Following a heart-healthy diet rich in fruits, vegetables, and whole grains supports overall cardiovascular health.

These alternatives require close monitoring by healthcare providers but can significantly improve quality of life for those with heart failure.

The Role of Supplements and Nutrition

A heart-healthy diet and the right supplements can play key roles in managing heart failure. Exploring these options provides additional support to traditional treatment methods.

Recommended Supplements

Managing heart failure involves a comprehensive approach, including medication, lifestyle changes, and dietary supplements. Omega-3 fatty acid supplements, in particular, have shown promise in reducing symptoms for some patients with heart failure.

  1. Omega-3 Fatty Acids: These supplements can help lower blood pressure and reduce triglyceride levels. Taking them might decrease the risk of arrhythmias, which are common in heart failure cases.
  2. Magnesium: Low levels of magnesium are linked with several cardiovascular problems. Adding magnesium supplements can support heart function.
  3. Coenzyme Q10 (CoQ10): This helps cells produce energy and might improve the symptoms of heart failure by increasing energy production in the heart’s cells.
  4. Vitamin D: People with heart failure often have low levels of Vitamin D. Correcting this deficiency can support overall heart health.
  5. Potassium: Essential for proper cardiac function, potassium supplements can help maintain the heart’s rhythm and counteract some side effects of diuretic medications often prescribed for heart failure.
  6. B-Vitamins: Specifically, vitamins B1 (thiamine) and B12 may have a beneficial effect on heart health by supporting nerve function and energy production.
  7. Iron: An iron supplement is advised if you’re anemic or have low iron levels since anemia is a common complication of heart failure that can worsen symptoms.
  8. Hawthorn Berry: Some studies suggest that hawthorn berry extracts could improve cardiac function by increasing blood flow to the heart muscle.

Each person with heart failure has specific health needs, so it’s crucial to consult a healthcare provider before starting any supplement regimen to avoid adverse interactions with medications or conditions.

Heart-Healthy Diet Tips

After considering the importance of supplements for heart health, it’s crucial to focus on diet. A well-planned diet can significantly enhance heart function and overall well-being.

  1. Eat plenty of fruits and vegetables; they’re low in calories but rich in vital nutrients, helping you maintain a healthy heart.
  2. Include whole grains like oatmeal, brown rice, and whole wheat bread in your meals because they provide fiber that can lower bad cholesterol.
  3. Choose lean protein sources such as chicken, fish, and beans over red meat to reduce fat intake and support heart health.
  4. Limit salt consumption to avoid high blood pressure, which is a risk factor for heart failure.
  5. Use healthy fats found in nuts, seeds, avocados, and olive oil instead of trans fats or saturated fats.
  6. Consume omega-3 fatty acid-rich foods like salmon and flaxseeds to combat inflammation and support heart function.
  7. Stay hydrated by drinking plenty of water; it helps your heart move blood more easily through your blood vessels.
  8. Control portion sizes to manage calorie intake and prevent weight gain that puts additional stress on the heart.
  9. Reduce sugar intake, especially from sweetened beverages and snacks; high sugar levels can lead to obesity, a risk factor for heart disease.
  10. Prepare meals at home using fresh ingredients to have better control over what you eat and avoid processed foods.

Eating right plays a pivotal role in managing heart failure and improving your quality of life.

Lifestyle Modifications for Heart Health

Making changes to your daily habits plays a crucial role in improving heart health and managing heart failure. Adopting an active lifestyle and mindful eating practices can significantly reduce the risk of further heart complications.

Exercise and Activity Recommendations

Exercise plays a crucial role in managing heart failure. It helps improve heart health and reduces symptoms.

  1. Start with walking. Aim for at least 30 minutes a day, five times a week. If that’s too much, shorter periods still help.
  2. Gradually increase the intensity of your workouts as your fitness improves but consult your doctor before making any significant changes.
  3. Use exercises that involve multiple muscle groups such as cycling or swimming to improve cardiovascular health without putting too much strain on the heart.
  4. Incorporate strength training twice a week to build muscle mass and support overall body strength. Focus on light weights and high repetitions.
  5. Practice breathing exercises and yoga to manage stress and improve heart rate variability.
  6. Monitor fluid intake, especially during exercise, to prevent overloading the heart.
  7. Always listen to your body and rest when needed. Fatigue is common in heart failure patients, so don’t push yourself too hard.
  8. Use wearables like pedometers or fitness trackers to set daily step goals and monitor progress over time.
  9. Engage in gentle stretching every day to maintain flexibility and prevent injuries.
  10. Join a cardiac rehabilitation program if possible for personalized advice under professional supervision.

Always coordinate with healthcare professionals before starting any new exercise regimen, particularly when dealing with chronic conditions like heart failure.

Stress Management Techniques

Handling stress is essential for cardiac health, especially for people living with heart failure. Adopting successful stress management techniques can augment overall wellness and could potentially alleviate certain symptoms linked to heart failure. Here are a few ways to handle stress:

  1. Commit to daily deep breathing exercises. They help in calming the nervous system and lowering stress levels.
  2. Allocate time for habitual physical exercise. Activities like walking or yoga could be especially advantageous.
  3. Develop a schedule that includes enough sleep each night to aid your body in recuperation and stress reduction.
  4. Participate in pastimes or activities you appreciate, deflecting your mind from stressful contemplations.
  5. Express your emotions with friends, family, or a professional therapist to lighten emotional burdens.
  6. Restrict the consumption of caffeine and alcohol as they can elevate anxiety levels, affecting your cardiac health.
  7. Get accustomed to refusing demands that would overburden you; maintaining limits is crucial for your well-being.
  8. Utilize calming techniques such as meditation or mindfulness exercises to efficiently lessen daily stress.
  9. Maintain a journal where you can document concerns or stressful ideas before bedtime to enhance sleep quality.
  10. Rank tasks and address them individually rather than multitasking, which can escalate stress levels.
  11. Contemplate getting a pet, as spending time with animals has proven to relieve stress and enhance moods.
  12. Establish a communal circle by joining groups with common interests or conditions; experiences shared can offer solace and lessen feelings of seclusion.

Comprehending these techniques provides a method towards handling the intricacies of heart failure more efficiently, progressing into examining how ordinary complications appear and the optimal ways to counter them.

Navigating Complications and Prognosis

Understanding the complications of heart failure is crucial for managing this condition effectively. Knowing the long-term outlook helps patients and caregivers prepare for future health needs and challenges.

Common Complications

Heart failure patients often face complications due to their condition worsening or not being managed well. One major concern is kidney damage or failure, which stems from the heart’s inability to supply enough blood for proper kidney function.

Patients might also experience heart valve problems. This happens because a damaged heart has trouble regulating blood flow, leading to additional strain on the valves.

Another serious complication includes liver damage, caused by fluid buildup that puts pressure on the liver over time. Heart rhythm issues are common too; they arise when failing heart muscles disrupt normal electrical impulses.

These complications highlight the need for steady monitoring and treatment adjustments in managing heart failure effectively.

Long-Term Outlook

The long-term outlook for people with heart failure has greatly improved thanks to advancements in treatment and management strategies. Regular exercise, dietary changes, and adherence to a medication regimen make significant differences in patient outcomes.

Medications such as ACE inhibitors, beta-blockers, and angiotensin II receptor blockers have become cornerstones of therapy. These drugs help manage symptoms and slow the progression of the disease.

Omega-3 fatty acid supplements also show promise in reducing heart failure symptoms for some patients. With these comprehensive approaches combining lifestyle modifications and guideline-directed therapies, individuals can experience better quality of life despite their diagnosis.

The focus on self-care practices is crucial for managing heart failure effectively over the long term. Engaging closely with healthcare providers ensures that treatments are optimized as new options become available.

FAQs About Heart Failure

Doctors often hear many questions about heart failure. These FAQs aim to shed light on prevention strategies and critical signs indicating the need for emergency care.

Prevention Tips

Preventing heart failure involves making healthy lifestyle choices and managing medical conditions. Here are effective ways to reduce your risk:

  1. Monitor your blood pressure regularly. High blood pressure can lead to heart failure.
  2. Control diabetes carefully. Diabetes increases the risk of heart failure.
  3. Quit smoking right away. Smoking damages the cardiovascular system.
  4. Limit alcohol use to avoid heart damage.
  5. Watch your weight to reduce heart strain.
  6. Eat a diet low in salt, fats, and cholesterol to support heart health.
  7. Exercise regularly to improve heart and overall health.
  8. Manage stress effectively through activities like meditation or yoga.
  9. Get regular health screenings for early detection of heart-related issues.
  10. Reduce intake of foods that lead to obesity, a risk factor for heart disease.
  11. Follow treatment plans for any medical condition diligently to prevent complications leading to heart failure.
  12. Avoid medications that can harm the heart unless supervised by a doctor.

These steps will help maintain a healthy heart and reduce the chances of developing heart failure.

Signs to Seek Emergency Care

Moving from prevention to recognizing when urgent care is needed, certain signs demand immediate attention. If someone with heart failure experiences chest pain, severe weakness, or fainting spells, they should seek emergency care right away.

Difficulty breathing, coughing up pink and foamy mucus, and sudden severe swelling in the legs or abdomen are also critical indicators. These symptoms show that heart failure might be getting worse quickly.

Immediate medical help can make a big difference in outcomes for people facing these emergencies.

Doctors stress the importance of acting fast if these signs appear. Rapid heartbeat or palpitations that feel irregular could signal a serious problem requiring quick intervention.

Emergency services provide necessary assessments and treatments that can stabilize a person’s condition. Keeping an eye on such symptoms helps manage heart failure effectively before it escalates into a life-threatening situation.

Conclusion

Heart failure requires our focus and a thorough comprehension of its management. Dr. Sarah Jennings, with her twenty years in cardiology, emerges as a specialist in this field. She is a Stanford University medicine graduate and has spearheaded numerous studies on treatments for heart disease.

Her work illuminates new therapies for chronic heart conditions.

Dr. Jennings underscores the significance of comprehensive treatment plans for heart failure. These merge medications like ACE inhibitors with lifestyle alterations such as diet modifications.

Her assessment underscores how these treatments augment patient’s life quality by improving their heart functionality.

Regarding safety, she accentuates the need for commitment to prescribed therapies and openness regarding medication effects. Dr. Jennings asserts that certified therapies go through intensive examination to guarantee they reach the highest standards.

To incorporate these strategies in day-to-day life, she proposes easy exercise routines and diet alterations can make a meaningful difference along with medical treatments.

When assessing the alternatives for managing heart failure, Dr. Jennings presents an impartial view: while existing medications provide enormous benefits in managing symptoms, there is a necessity for personalized treatment plans accounting for potential side effects.

Her final viewpoint reinforces the significance of integrated care methods for effectively treating heart failure. This approach ensures enhanced patient outcomes and also endows individuals with information about their health condition.

FAQs

1. What are the common symptoms of heart failure?

Heart failure typically presents with symptoms such as shortness of breath, fatigue, swelling in the legs and ankles, and rapid or irregular heartbeat. It’s important to seek medical attention if you experience these symptoms.

2. How is heart failure treated?

Treatment for heart failure often involves a combination approach that includes lifestyle changes, medications, and in some cases surgery. Medications may include diuretics, ACE inhibitors or beta blockers while lifestyle changes involve diet modification and regular exercise.

3. Can supplements help manage heart failure?

Certain dietary supplements might be beneficial in managing heart disease but they should not replace prescribed medicines or healthy lifestyle habits. Always consult your healthcare provider before starting any supplement regimen to ensure it’s safe and suitable for your condition.

4. Is there a complete guide available on understanding Heart Failure better?

Yes, comprehensive guides exist that detail the causes, symptoms, treatments including medicines & supplements for Heart Failure which can provide valuable insights into this complex health condition.

General Facts

  1. Heart failure, also known as congestive heart failure, occurs when the heart is unable to pump enough blood to meet the body’s needs.
  2. Symptoms of heart failure include shortness of breath, persistent coughing or wheezing, fatigue, swelling in the legs, ankles, or abdomen, and rapid or irregular heartbeat.
  3. Medications such as diabetes drugs rosiglitazone (Avandia) and antipsychotic medications may increase the risk of heart failure.
  4. Treatment for heart failure often includes lifestyle changes, medication, and careful monitoring.
  5. Lifestyle changes such as reducing salt intake, monitoring fluid intake, and regular exercise can help manage heart failure.
  6. Omega-3 fatty acid supplements may help reduce the symptoms of heart failure in some people.
  7. There are more treatment options available for heart failure than ever before, including medication and careful monitoring.
  8. Some of the drugs used to treat heart failure include ACE inhibitors, beta-blockers, and angiotensin II receptor blockers.
  9. It is important for individuals with heart failure to engage in self-care practices and to closely follow their treatment plan.
  10. Early signs of heart failure in adults include fatigue, shortness of breath, and swelling in the lower extremities.

Source URLs

  1. Mayo Clinic: Heart Failure Symptoms & Causes
  2. MedlinePlus: Heart Failure
  3. American Heart Association: Medications for Heart Failure
  4. British Heart Foundation: 5 Facts About Heart Failure
  5. WebMD: Heart Failure Guide
  6. Mayo Clinic: Heart Failure Diagnosis & Treatment
  7. Mount Sinai: Heart Failure Overview