Increasing sleepiness over 5 years doubled dementia risk among cognitively unimpaired women in their 80s. Sleep efficiency, wake after sleep onset, and nap duration and frequency were individually ...

Many people have problems dropping off as they age, but disrupted nights shouldn't be inevitable – here, experts suggest solutions that may help.

Older women experiencing increased daytime sleepiness may need to pay attention to more than just feeling tired. Revolutionary research from the University of California, San Francisco has uncovered a ...

When teenagers shift their sleep schedules between school days and weekends, the resulting mismatch can alter the physical ...

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 ...