Specialists say 20 minutes is the ideal length for a power nap.
Studies show that power naps can be good for your heart.
If you find yourself nodding off during the day, a power nap may be just what you need.
And I like to take my half-hour power naps in the middle of the day.
Beth took "power naps" before dinner to ready herself for the long night.
Just needed some food, maybe a quick shower, at most a power nap.
The key was her ability to fall asleep on demand, at any time and place, for power naps.
The power nap is thought to maximize the benefits of sleep versus time.
Aside from that, nothing does it for you like a power nap.
A two- or three-hour power nap, and then you'll be back.