You likely felt inspired when you made that New Year’s resolution to get fit, but by mid-February your will may have waned. Here are tips to keep motivation on track.

The end of daylight saving time can disrupt your body's internal clock, or circadian rhythm. Studies have linked time changes to increased health risks, including depressive episodes and car accidents ...

Like many Americans, Pittsburgh-area resident Josh Lucas wishes the time change didn't have to happen. "You get acclimated to a way of being, and then all of a sudden the sky is a different color, and ...

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. Hello and happy new year! I love the first few days of a new year. It evokes a feeling ...