You can blame your energy crisis on a lack of shut-eye, but there may be other reasons you're slogging along like a turtle. Find out what's fueling your fatigue.

Get moving: The nation's new exercise guidelines set a minimum sweat allotment for good health. For most adults, that's 2 hours a week.

Do you always have to max out with weights? And will a week off from the gym wipe out your fitness gains? Smart Fitness answers your workout queries.

If you?re trying to shape up, there?s no shortage of exercise equipment and workouts promising to deliver bigger, better, faster results. But are they really all that?

Maybe you CAN blame being fat on your genes. But there's a way to overcome that family history ? just get three to four hours of moderate activity a day.

In new findings from the Women?s Health Study, caffeine consumption was not associated with an overall increase in breast cancer.

A study shows an increasingly high percentage of Americans have high blood pressure.

Not only does smoking shorten life expectancy, it also has a significant impact on the quality of life in old age, according to a new study.

Parkinson's disease patients may be particularly likely to have low blood levels of vitamin D, Emory University researchers report.