Heart attacks pose a serious risk of death to everyone, but recent research suggests that risk might be greater for young to middle-aged women.

A sedentary lifestyle may not seem dangerous, but it can put good  health in peril. Some physical activity, however, may remedy its ill effects.

Being overweight or obese is usually considered a risk factor for heart disease. But overweight or obese heart disease patients may not be the ones most at risk of dying from a heart condition.

As men age, their bodies may start to produce less testosterone. In some cases, men may need to use testosterone therapy to prevent certain health problems. However, some research suggests that testosterone therapy could raise the risk for heart attack.

After a heart attack, quitting smoking can be a life-saving health decision. Could quitting smokeless tobacco have the same effect?

While heart disease affects both sexes, testing for it originally developed according to symptoms in men. Research has now recognized gender differences that may help prevent and treat the condition.

Air pollution has been linked to a wide range of health problems, but it's not always clear what's directly related to specific air pollution measures.

Coronary artery disease can be split into two separate categories: obstructive and non-obstructive, or high-risk and low-risk. New research suggests that this black and white view of the condition may be deadly. 

Diabetes increases risk for heart disease, so a heart attack might be reason to test for diabetes. But it seems a heart attack was not enough for many doctors to take that closer look for diabetes.

What would it take to prevent one million heart attacks and strokes before 2017?