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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

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
Harvard Health Experts and Contributors
List of Experts

Aswita Tan-McGrory, MBA, MSPH
Contributor

Christy N. Taylor, MD, MPH
Contributor

Monique Tello, MD, MPH
Contributor

Robyn Thom, MD
Contributor

Rebecca P. Thomas, PhD
Contributor

Pritesh Topiwala, MD
Contributor

David R. Topor, PhD, MS-HPEd
Contributor

Elena Toschi, MD
Contributor

Sara Moradi Tuchayi, MD, MPH
Contributor

J. Kevin Tucker, MD
Contributor

Karen Turner, OTR/L
Contributor

Claire Twark, MD
Contributor

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