NAPPING is a simple activity that is favoured by many. However, nap skeptics argue that daytime naps cause sluggishness or ...

Biphasic sleep is a sleep schedule that involves two periods of sleep over 24 hours, which is often sleep at night plus a nap ...

We’re warned that sleeplessness takes a serious toll. But obsessing over how to cure it may be even more damaging.

This is called biphasic sleeping and it may be much more common than you think. In the 8th-Century BC epic poem, the Odyssey, Homer refers to the ‘first sleep’, in what is one of the earliest ...

But it is not. Sleep can occur in two episodes (biphasic sleep) or even multiple episodes (polyphasic sleep), separated by short periods of wake, and this probably represents our ancestral pattern ...

"This increases the quality of your sleep. You can wake up very quickly and without any alarm clocks or stimulants," Dubovoy said. Next, you need to switch to biphasic sleep (two sleep periods ...