How long should your naps be? Seriously.

• The Power Nap:
  10-20 minutes, sleep is limited to a lighter sleep that enable you to ‘snap back’ waking up.
• Sleep Inertia:
  30 minutes, leaves you with a nap-hangover for about 30 minutes before you feel any benefits.
• Slow Wave Sleep:
  60 minutes.  Best for remembering facts, faces, and names. A deep sleep with nap-hangover.
• Full Cycle Sleep:
  Lighter & deeper sleep both, REM sleep, dreaming stage. Lead to improved ‘procedural memory’.
  Tends to lessen nap-hangover.

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