Question

the circadian rythm in our body is regulated by​

Answer 1

Circadian rhythms help determine our sleep patterns. The body's masterclock, or SCN, controls the production of melatonin, a hormone that makes you sleepy. ... When there is less light—like at night—the SCN tells the brain to make more melatonin so you get drowsy.

Answer 2

Circadian rhythms help determine our sleep patterns. The body's master clock, or SCN, controls the production of melatonin, a hormone that makes you sleepy. ... When there is less light—like at night—the SCN tells the brain to make more melatonin so you get drowsy.