If you prefer complete darkness when drifting off to bed at night, a sleep mask is a great way to block light and catch a snooze. The best sleep masks are ones that are good for light sleepers ...
Research shows that light later in the day makes it more likely we’ll wake up in the night and we’ll get less restorative slow wave alpha sleep too. Unfortunately, this is exactly the type we ...
The light sleep period also increases in duration throughout the night, Jones adds. “On average, adults experience approximately three or four sleep cycles per night,” she explains.