From a napping standpoint, there's the quick 20 minute power nap, which actually can be very effective. So a power nap is more stages one and stage two. It usually last for approximately 20 minutes.

But instead of grabbing a caffeinated drink, it may be more worthwhile to fight your sleepiness with sleep. [2] A power nap can “provide the refreshment you need if you’re struggling to stay ...

We may be persuaded by the power of a nap once we see the health ... Much longer than this and you may need to be addressing your whole sleep schedule. While preferential, a nap doesn’t have ...