A new study shows that the timing of the different clocks in our body depends on multiple stimuli. This was investigated in the liver- and muscle clock of rats, where only a combination of eating and ...

New research suggests that exercise may not just make us feel younger—it could actually slow or even reverse the body’s molecular clock. By looking at DNA markers of aging, scientists found that ...

When Gregory Taylor and Mark Chavez weren’t practicing medicine, they worked on creating fitness balls they hope will make exercise convenient and fun. The M.D.s developed a patented line of brightly ...

Whether it's an early morning jog, or a touch of Tai Chi, new research from the University of South Australia shows that any form of exercise can significantly boost brain function and memory across ...

Usain Bolt smashed the 100-metre sprint record at the 2009 World Championships in Athletics in Berlin in a floodlit stadium under an inky night sky. This article is part of a series on fitness that ...

Exercise does more than strengthen muscles; it also rewires the brain. In a study published in Neuron, researchers reveal that the lasting gain in endurance from repeated exercise—such as the ability ...