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Effects of sleep deprivation

Progressive relaxation techniques for insomnia

How to test for sleep apnea: At home or in a lab

How sleep deprivation can harm your health

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What is a PSA test and how is it used?

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Gratitude enhances health, brings happiness — and may even lengthen lives

Rachel Reiff Ellis
Health Writer
Rachel Reiff Ellis has been a freelance health writer and editor for over a decade. She is a regular contributor to WebMD and Fortune Well, with additional work appearing in Medscape, Prevention, O Magazine, Good Housekeeping, Women’s Health, and Women’s Day. Previously, Ellis was a contributor to the nonprofit health organization Global Healthy Living Foundation, worked full-time in communications at Emory University, and was on the editorial staff of Pregnancy & Newborn Magazine.

How is PSA used to monitor prostate cancer?

Effects of sleep deprivation

Progressive relaxation techniques for insomnia

How to test for sleep apnea: At home or in a lab

How sleep deprivation can harm your health

Extreme heat endangers older adults: What to know and do

Want to cool down? 14 ideas to try

What is a PSA test and how is it used?

Blood sugar–friendly fruits if you have diabetes

Gratitude enhances health, brings happiness — and may even lengthen lives