Doctors have known that heart attack patients are at an increased risk of a future heart event, but the reason has been elusive. Now they think they know what causes that increased risk of recurrence.

Patients who refuse blood transfusions when undergoing heart surgery do not appear to be at an added risk of complications following the procedure.

A human body is a network of interconnected systems. This means one unhealthy organ can cause problems in an entirely different part of the body. Often, it is the heart that takes the blow.

Exposure to an excessive amount of ozone may cause harm to the heart that can increase the risk of heart attack, researchers have found in a small study.

Longtime host of game show Jeopardy! Alex Trebek is recovering in a California hospital following a heart attack, a spokeswoman announced Sunday.

A heart attack is not an easy thing to endure for many reasons, changing your diet and lifestyle among them. These physical changes are important, but it may be that mental health treatment is important as well.

There is a lot of evidence suggesting that coronary heart disease is linked to psychological distress symptoms like anxiety and depression. However, it may be that heart disease is not the only risk.

Rheumatoid arthritis patients are at an increased risk of heart disease. The key to treatment is catching it early. A specialized ultrasound scan appears to offer an effective screening capable of detecting early heart abnormalities.

Yet another study suggests dark chocolate may be a tasty and inexpensive way to protect your heart. Even better for chocolate fans, the new research suggests you should eat it every day.