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Elemental
Your life, sourced by science. A publication from Medium about health and wellness.

Comfort

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Temperature regulation is essential to a good night’s sleep

An African-American man sleeping naked under the covers on his stomach in bed at home.
An African-American man sleeping naked under the covers on his stomach in bed at home.
Photo: Prostock-Studio/iStock/Getty Images Plus

Picture this: It’s bedtime. The curtains are drawn tight and your blue-light-emitting technological devices have been retired to your nightstand drawer. You’ve quit drinking after-dinner espressos (so far so good), and swapped out your bourbon nightcap for an actual nightcap and pair of flannel pajamas.

  • No excessive daytime napping (naps lasting more than two hours)
  • Avoid irregular bedtimes/waking times
  • Avoid intense exercise (enough to break a sweat) an…

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