For years, I was an inveterate early morning exerciser — the kind of person you'd spot trudging into the gym just after the doors were unlocked or running through the neighborhood when the coffee ...

The CDC says a third of adults, a third of children and a stunning 77 percent of teens aren’t getting enough sleep.

The key to a high-impact fitness and productivity routine is the intentional stacking of morning habits designed to regulate your body’s circadian rhythm, optimize hormone release, and stabilize blood ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Author Olivia Walch, PhD is a researcher in ...

Dawn breaks, but does that mean you should break into a sweat? The morning vs. evening workout debate has long simmered, with advocates on each side professing that their way of working out is better ...