Without a doubt, kids in high school are using it to increase their athletic performance.

Girls' development can affect their athletic performance in a third way, researchers say.

A total of 55% said that being in love enhanced their athletic performance.

The first thing is to decide what's realistic based on your previous athletic performance.

Despite serious safety concerns, it is used for improving athletic performance.

Concern about how one is perceived has been found to be relevant to the study of athletic performance.

A new study suggests that the way men sweat gives them an edge in athletic performance.

And these trends will continue to fuel the improvement in athletic performance.

The drugs do have some approved medical uses, but improving athletic performance is not one of them.