Strong circadian rhythms and good sleep may lower dementia risk. Learn how routines, exercise, and lifestyle habits support ...

Setting an alarm to go off an hour before your bedtime every night can remind you that it’s time to start getting ready for ...

Research links disrupted biological rhythms to dementia risk, but sleep length alone may not be the key factor.

In jellyfish and sea anemones, neurons accumulate DNA damage while animals are awake and repair that damage during sleep.

The frustrating cycle of hitting snooze and struggling through mornings despite adequate sleep duration affects millions of Americans. This disconnect between sleep quantity and morning alertness has ...

Supplements may negatively affect sleep quality due to their ingredients, mode of action, or the timing of doses. Some vitamins, such as melatonin, promote relaxation and induce sleep. Others can act ...

Here are three small steps that can transform your sleep routine: ...