“The natural peak of the human circadian rhythm is in the early afternoon.” ScienceSleepCircadian Rhythm Book:Why We Sleep: Unlocking the Power of Sleep and Dreams Source: Why We Sleep: Unlocking the Power of Sleep and Dreams
“For every day you are in a different timezone, your suprachiasmatic nucleus can only readjust by about one hour.” ScienceSleepBiologyCircadian RhythmJet Lag Book:Why We Sleep: Unlocking the Power of Sleep and Dreams Source: Why We Sleep: Unlocking the Power of Sleep and Dreams