Pain or cramping in your legs during physical activity may be an early sign of a condition called peripheral artery disease (PAD) -- and you should get checked out by your doctor, an expert says.

PAD occurs when plaque develops in the arteries...

When your cardiologist orders a test, do you stop to ask why you need it? You probably don't - but perhaps you should, according to a new report from the American Heart Association (AHA).

Too many Americans receive heart tests and treatments that do little good, and more needs to be done about it, the AHA says.

The issue of "low-value" medical care is a longstanding one - with about...

If you've been told you have the heart rhythm disorder known as atrial fibrillation (a-fib), you need to take it seriously, an expert emphasizes.

"While a-fib itself isn't life-threatening, it can lead to a blood clot forming in the heart," said Dr. Christopher Rogers. ...

New research supports the notion that COVID-19 can cause long-term heart problems.

The analysis of U.S. health data found COVID patients are at increased risk of heart complications for at least a year after infection.

Those complications include heart rhythm problems, inflammation, blood clots, stroke, coronary artery disease, heart attack, heart failure and death, according to fin...

Four in 10 Americans say they've had at least one heart-related issue during the COVID-19 pandemic, and about one in four who have tested positive say COVID has affected their heart health, according to a new online poll.

Shortness of breath (18%), dizziness (15%), higher blood pressure (15%) and chest pain (13%) were the top problems reported in the survey of 1,000 American adults.

In a medical first, doctors from the University of Maryland have implanted the heart of a genetically modified pig in a 57-year-old man facing the final stages of heart disease.

The surgical feat, known as