Health | Blue Light | Sleep

How Does Blue Light Affect Your Brain, Especially Your Sleep?

Let me explain the WHY part and how to fix it.

Sufyan Maan, M.Eng
ILLUMINATION
Published in
5 min readFeb 20, 2024

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Image via Vecteezy

First, let me define blue light.

Light from electronic screens comes in all colors, but the blues are the worst. Blue light fools the brain into thinking it’s daytime. When that happens, the body stops releasing a sleep hormone called melatonin. Melatonin is nature’s way of helping us wind down and prepare for bed. — NCH

I am a huge fan of Andrew Huberman; his research is up-to-date, and he always adds the experimental part instead of just the theoretical stuff to boost health.

Well, I always say there is not one THING that is going to fix your sleep. You have to do multiple things to have a quality sleep.

It’s not going to happen in a day or even a week; it will take some time to have quality sleep; however, if you do the following three things. You will see massive results in no time.

  • No caffeine 4–6 hours before sleep time
  • Avoid looking at bright screens 2–3 hours before bedtime.
  • Don’t consume liquid, including water, at least 2 hours before sleep.

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ILLUMINATION
ILLUMINATION

Published in ILLUMINATION

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Sufyan Maan, M.Eng
Sufyan Maan, M.Eng

Written by Sufyan Maan, M.Eng

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