Latest Trustworthy News from Dr. Mercola - delivered straight to your inbox!

The Science of Sleep and Sleep Deprivation

Analysis by Dr. Joseph Mercola Fact Checked

sleep deprivation

Story at-a-glance

  • Healthy sleep consists of several stages, each stage lasting five to 15 minutes, with a complete cycle taking between 90 and 120 minutes. You cycle through each of these stages four to five times during the night

WARNING!

This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.

Top

By continuing to browse our site you agree to our use of cookies, revised Privacy Policy and Terms of Service.