Benefits of sleep masks

On the benefits of wearing a sleep mask in bed

Jan. 24, 2020 - Willem L. Middelkoop

Over the past few weeks I have been experimenting with wearing a sleep mask in bed, blocking all light. Our bodies produce the sleep hormone, melatonin, in darkness. Living in an environment awash in artificial light, is therefore exactly the sort of thing that disrupts one's circadian rhythm. Can a simple mask help?

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Heart rate graph shows a near flat line, very close to my minimum rate (collected with Biostrap)

The Mindfold sleep mask: total darkness with your eyes open

Average heart rate variability (HRV) during the same night shows a steady increase (and recovery)

The soft foam conforms to your face for maximum comfort and darkness

Effects of a nap during the day: around 2pm you'll notice a steady decline in heart rate

Maybe it's the font, maybe it's her haircut, but somehow I get a 80s vibe from the Mindfold's packaging :-)

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Articles (148)

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