Bedtime Arsenal

Illustrations by Gillian MacLeod

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Your (Surprising) Bedtime Arsenal

Tools and tips for resting easy.

Alarmy (Sleep If You Can)
Worries about oversleeping keep a lot of people up at night, says Phillips (who sets four alarm clocks for herself). This app, available for iOS and Android, makes your phone ring loudly until you take a picture of the same spot you previously photographed, like the bathroom sink or your home treadmill.

If you need a nighttime snack, Kirkpatrick recommends popcorn: Three air-popped cups provide about 19 grams of carbs, which can increase your body's levels of the sleep-inducing neurotransmitters tryptophan, serotonin, and melatonin—all for less than 100 calories.

Like to read before bed? The original (and least expensive!) Kindle doesn't give off the kind of short-wavelength, blue light used in other tablet devices that, in a recent study from Brigham and Women's Hospital in Boston, was found to disrupt circadian rhythm.