Napping

1. Must Be Deliberate

2. Different Lengths

2.1. 10-20 minutes, power naps for quick rejuvination

2.2. 60 minutes, for cognitive memory processing

2.3. 90 minute nap aids creativity, emotional and procedural memory

3. Ideal Time for Naps

3.1. Between 1 p.m. and 4 p.m.

3.2. napping later in the day can interfere with nighttime sleep

4. Stages

4.1. NREM-Non-Rapid Eye Movement

4.1.1. stage one, light sleep

4.1.2. stage two, intermediate sleep

4.1.3. stage three, slow-wave sleep, a.k.a. sleep inertia/drunkenness, that groggy feeling

4.2. REM- Rapid Eye Movement

5. Sleeping Upright makes it easier to wake-up and therefore better for taking naps.