Fitness is important to many people, but new research hints that it might be an issue of life or death to some patients with heart disease.

If someone goes into cardiac arrest, a bystander's knowledge of CPR could save their life. A new study addresses how to improve the chances of recovery.

For patients with arthritis, joint replacement surgery could mean more than relief from pain and stiffness. It might protect against heart disease too.

Exercising is a key part of staying healthy, but you don't always have to sprint to reap the benefits. New research shows that leisurely walking may have significant health advantages.

Keeping blood pressure in check is high on the priority list for many older people, mainly because blood pressure tends to rise with age. And blood pressure that's out of whack can signal a serious health problem.

Extra weight can put patients at risk for developing serious health problems. New guidelines by the American Heart Association (AHA) recommend that doctors help their patients find a weight loss plan that works for them.

Making healthy lifestyle changes can help reduce the risk of developing heart disease. New guidelines from the American Heart Association (AHA) show specific ways to eat and exercise for a healthier heart.

Knowing your heart disease risk can help you make lifestyle changes to avoid dangerous heart health problems. New guidelines from the American Heart Association (AHA) are meant to help doctors identify the patients who are most at risk.

Current human exposure to the metal tungsten is thought to be low. But increasingly, the metal, which is used in cell phones and computers, is entering the environment and being linked to higher health risks.

Many people who are overweight or obese have metabolic syndrome, which increases their risk of developing heart problems. However, even without metabolic syndrome, extra weight may spell trouble for heart health.