Taking low-dose aspirin daily has been touted for years to lower the risk of heart attack and stroke. Some people show resistance to this therapy in blood tests, but why?

A common treatment after having a blood clot is taking blood thinner medication. But many doctors will eventually take patients off medication when it's no longer necessary. Then what?

US Food and Drug Administration officials have approved the first medication-coated stent designed to treat peripheral artery disease (PAD), giving patients with blocked thigh arteries another option.

Some people's immune systems produce antibodies that fight parts of their own bodies. These aren’t always a big deal. But sometimes they can contribute to stroke or miscarriage risk.

A decade ago, when a woman reached menopause, she likely reached for hormone replacement therapy to calm the symptoms associated with the change in life. Then a large study called the Women's Health Initiative challenged that treatment.

Patients with atrial fibrillation, a common heart arrhythmia, have a higher risk of experiencing a stroke or blood clots. Warfarin (Coumadin) has long been the gold standard in treatment. That could be changing.

A testing system commonly used to diagnose heart problems and other medical conditions has been recalled by the U.S. Food and Drug Administration.

Clot-busting drug tissue plasminogen activator ( tPA ) is the only approved treatment for dissolving blood clots common during stroke, heart attacks or pulmonary embolisms.

United States Food and Drug Administration officials today delayed approval of Eliquis ( apixaban ) to prevent stroke or systemic embolism in patients with a common heart arrhythmia for the second time.

An investigational drug appears to offer significant improvements for patients with peripheral artery disease (PAD), a recent trial found.