(Whitney Leaming/The Washington Post)
Health and Science
What is a biomarker?
Biomarkers have been used in the medical world for years, learn how some psychiatrists are using them to diagnosis people with mental illnesses.
Read More
Up next in Health
promo
1:56
What is a biomarker?
promo
4:44
At 20 Kelly Catlin became an Olympic medalist. Three years later she killed herself
promo
3:01
In rural Virginia, 'ground zero' for America's opioid crisis
promo
0:36
Man with rare genetic disorder receives surgery at no charge
promo
2:21
Pfizer had clues its drug could prevent Alzheimer’s. What happened?
promo
0:47
How an anaconda in an all-female exhibit got pregnant and gave birth
promo
1:16
Abortion rights protests spread across the country
promo
4:03
How anti-vaccine messaging continues to spread online
promo
3:14
What Alabama’s abortion legislation could mean for the rest of the country
promo
3:32
The fight for access to birth control and abortion, explained
promo
0:41
Researchers discovered a ‘platypus of the sea.' It's cute — but it's extinct
promo
1:54
Researchers create 3-D printed heart using patient's cells