We know we are supposed to make healthy lifestyle choices. But how much of an effect do choices like diet, exercise and non-smoking really have on our lifespan?

The 'oms' and deep breaths with yoga can bring calmness and peace. And the focus can also make the brain sharper and respond faster.

When girls and boys play hard, they sometimes get hurt. But a bump on the head is nothing to shrug off, especially if it's not the first concussion.

If it takes a village to raise a child, does it take a village to keep that child from becoming overweight? What happens when people in the community create a program aimed at children?

One part of keeping your heart healthy is keeping your arteries healthy. One thing that may help keep your arteries healthy is staying physically fit, even when you're still a teenager.

It's a stalemate: men and women are equally active as they age. Exercise is no competition between the two genders, but activity level goes down rather than up.

When workers can't get outdoors during the day, sitting next to a window is the next best thing. The light exposure can improve sleep quality and physical well-being.

Muscle strength is key to helping wobbly knees become more stable. And you have to exercise to get that muscle strength. But whether or not the exercise focuses on the knees might not matter.

When it comes to football, age doesn't protect an athlete from a concussion. Football practice and play still poses risks for head injury no matter the age.

Group support can make or break healthy behaviors, even in commuting to work. Support for walking and biking to the job comes in a number of different forms.