Older adults who exercise regularly have increased blood flow and more small blood vessels in the brain, a new study shows.

An estimated 65 percent of people in the United States last year met the 2008 Physical Activity Guidelines for Americans.

Less TV and more exercise may help reduce incidence of type 2 diabetes, especially among black women, a new report shows.

A good warm-up program may dramatically reduce sports injuries, a new report says.

Doing weight-bearing exercise during adolescence may help women maintain their bone strength in old age, a new study says.