Your Biological Clock at Work
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Your sleep cycle, also known as your circadian rhythm, tells your body when to be asleep,and when to be awake.It uses cues from light, temperature, when and what you eat, and whether or not you exerciseto make you feel alert, or tired.There are a lot of different processes involved.At 6:45am, your blood pressure risesgetting your body ready to wake up and spend all day vertical.When you first get up in the morning, you may still be drowsy.Your brain and body haven’t completely woken up yet.Around 7:30amyour brain stops secreting melatonin, a hormone that makes you feel tired and want to sleep.This happens in response to light, especially in the blue wavelengths, and exposure to warmth,like from the sun, or a shower.You’ll likely be hungry, so fuel up for the day ahead.By ...
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Your sleep cycle, also known as your circadian rhythm, tells your body when to be asleep,and when to be awake.It uses cues from light, temperature, when and what you eat, and whether or not you exerciseto make you feel alert, or tired.There are a lot of different processes involved.At 6:45am, your blood pressure risesgetting your body ready to wake up and spend all day vertical.When you first get up in the morning, you may still be drowsy.Your brain and body haven’t completely woken up yet.Around 7:30amyour brain stops secreting melatonin, a hormone that makes you feel tired and want to sleep.This happens in response to light, especially in the blue wavelengths, and exposure to warmth,like from the sun, or a shower.You’ll likely be hungry, so fuel up for the day ahead.By ...
