
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

Joseph Allen, DSc, MPH, CIH
Contributor
Dr. Joseph Allen is an associate professor in the department of environmental health at the Harvard T.H. Chan School of Public Health, and the director of Harvard’s Healthy Buildings Program. He is the coauthor of Healthy Buildings: How Indoor Spaces Can Make You Sick — or Keep You Well, which was recognized as a Best Book of the Year by The New York Times and Fortune magazine.
Posts by Joseph Allen, DSc, MPH, CIH

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