Study found infants recalled tasks better if they slept within four hours of learning

Experts stress need to snuff out misconceptions about occasional cigarette use

For many users, the odds of heart attack, stroke are lower than the risk of serious bleeding, study says

Mental imagery reduces muscle loss associated with immobilization, study suggests

Mental imagery reduces muscle loss associated with immobilization, study suggests

In patients with back pain, certain cells produced a protein that might someday be treatment target

Very tight blood sugar control can pose problems without benefits, study says

Determining how quickly or slowly you process nicotine might be an aid to quitting, study suggests

Odds are highest for younger women and those doing shift work for many years

Survey finds financial health often suffers, too