When is the best time to take nap? A sleep doctor reveals the optimal time of day to take a nap in order to feel rested and ...

It can vary depending on your sleeping pattern and schedule, but generally, the worst time to nap is during the late ...

The body clock usually experiences a time of fatigue during early afternoon. Studies suggest that to counteract this period, ...

The early afternoon lull is part of this rhythm, which is why so many people feel drowsy at that time. Studies suggest that a short nap during this period – ideally followed by bright light ...

Done wisely, naps can be a valuable way to boost your focus and energy. A sleep researcher explains how to get it right.