Establishing the cause or causes of syncope serves two principal purposes. First, an etiologic diagnosis permits assessment of prognosis and risk of recurrence, both issues of great concern for ...

Heart attack and heart failure are two distinct but often confused cardiovascular conditions. A heart attack occurs suddenly when blood flow to part of the heart muscle is blocked, causing tissue ...

Dr Bomba has no relevant financial relationships to disclose. What is the best way to treat patients with multivessel coronary artery disease and left ventricular dysfunction? What role is there for ...

New drugs and a growing awareness of the common condition offer hope for patients. By Nina Agrawal Ann Ramirez first noticed something was wrong when, at age 48, she started waking up in the middle of ...

A new study from researchers led by Johns Hopkins Medicine reports substantial new evidence that elevated blood biomarkers of subclinical heart injury or stress—heart muscle damage without symptoms of ...

When the heart struggles to pump efficiently, a cascade of events unfolds. Fluid accumulates in the lungs and extremities. Breathing becomes labored. Simple activities like climbing stairs or carrying ...

Share on Pinterest Long-term melatonin use was linked to increased heart failure risk in a recent study. Image credit: Grace Cary/Getty Images About 16% of the world’s population lives with insomnia.