Tsukuba, Japan—During deep sleep, brain wave amplitude increases, and "δ (delta) power," a key objective indicator of sleep quality, is observed; higher delta power corresponds to deeper, more ...

“The most common cause of injuries in all sports are mental errors,” says Dr. Stone. “The athlete's mind wasn't in the game.” In other words, whenever you're physically active, Dr. Stone wants you to ...

Does multitasking help us be more productive, or is it just stressing us out? Here's what experts say. (Getty Creative) The allure of multitasking is hard to ignore. Of course it sounds like a great ...

Jon LaPook, M.D. is the award-winning chief medical correspondent for CBS News. Since joining CBS News in 2006, LaPook has delivered more than 1,200 reports on a wide variety of breaking news and ...

On the surface, the concept of multitasking sounds dynamic and kind of cool—the word originated in the 1960s computer boom, after all, and retains its connotations of hyper-competency and ...