Harvard scientists find that exercise variety is good but not too much and only certain types. Take the findings with a grain ...

For athletes across all sports, few experiences are as agonizing as being forced to leave competition with a sudden muscle cramp. These painful, uncontrolled spasms – formally known as ...

It’s a win-win for parents and kids: if you’re having trouble convincing your kids to follow the government’s advice to get moving, a new study suggests you can just leave them alone with their video ...