Posts Tagged: circadian rhythm

Sleep & Circadian Rhythms

November 04, 2013

By Dr. Marc Bubbs ND In the Paleolithic or ‘hunter-gatherer’ era more than 10,000 years ago, our ancient ancestors woke up with the rising sun in the morning and rested for a good nights sleep not long after sundown.  Scientists believe that our hunter-gatherer ancestors averaged about 10 hours of sleep per night.  Of course […]