출처
- ↑ https://www.fastcompany.com/3041455/8-tricks-to-make-yourself-wake-up-earlier
- ↑ https://www.cdc.gov/niosh/emres/longhourstraining/light.html
- ↑ https://www.lifehack.org/449117/when-you-drink-water-on-an-empty-stomach-after-waking-up-these-8-amazing-things-will-happen
- ↑ https://www.mayoclinic.org/healthy-lifestyle/adult-health/in-depth/sleep/art-20048379
- ↑ https://www.fastcompany.com/3041455/8-tricks-to-make-yourself-wake-up-earlier
- ↑ https://www.fastcompany.com/3041455/8-tricks-to-make-yourself-wake-up-earlier
- ↑ https://www.hopkinsmedicine.org/health/wellness-and-prevention/melatonin-for-sleep-does-it-work
- ↑ https://www.cdc.gov/sleep/about_sleep/how_much_sleep.html
- ↑ https://health.clevelandclinic.org/put-the-phone-away-3-reasons-why-looking-at-it-before-bed-is-a-bad-habit/
- ↑ https://health.clevelandclinic.org/what-is-the-ideal-sleeping-temperature-for-my-bedroom/
- ↑ https://zenhabits.net/early/
- ↑ https://health.clevelandclinic.org/is-eating-before-bed-bad-for-you/
- ↑ https://greatist.com/live/sleep-white-noise
- ↑ https://www.mayoclinic.org/healthy-lifestyle/nutrition-and-healthy-eating/in-depth/food-and-nutrition/art-20048294
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