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Sleep & Circadian Rhythms - Integrative Health Institute
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 …