Circadian Rhythm, Melatonin and Good Sleep

Circadian Rhythm, Melatonin and Good Sleep
Circadian Rhythm is our 24-hour human clock. It is responsible, in a large part, for our sleep-wake cycle. We humans, as well as animals, plants and even algae, follow this biological rhythm.
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Is Sunshine our Friend or our Foe?

Is Sunshine our Friend or our Foe?
Sun exposure triggers an increase in serotonin. The “feel-good” hormone, which also controls sleep patterns & body temperature. Serotonin lifts the mood and wards off depression.
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