Evolution
Is "Junk DNA" What Makes Humans Unique?
Noncoding regions of our genome may be key to how our brains develop
Fitness1140 articles archived since 1845
Fitness
A Private Place Where HIV, Zika and Ebola Hide
Testicles protect viruses from immune attack, foiling attempts to destroy the pathogens
Biotech
Could Artificial Wombs Be a Reality?
But what if babies born prematurely could be put into an artificial womb-like environment to complete their gestation?
Our Understanding of the Labor Experience Is Overdue for Change
Labor interventions are largely driven by standards set in the 1950s. A growing body of research suggests it may be time for a change
Fitness
When to Worry about Your Blood Pressure
130/80 is the new high blood pressure threshold. What should your personal blood pressure goal be and when should you worry?
What AI Can Do for IVF
Up to two thirds of in vitro fertilization patients experience failed cycles—but AI systems might be able to flag the most viable embryos far better than humans can
Fitness
Why Our Own Immune Systems Attack Our Best Drugs--and How to Stop It
Many new drugs trigger an immune reaction that cripples them—and the race is on to thwart the attack
"Oral Parity": Reducing the Cost of Cancer Care
Shockingly, insurance typically covers chemotherapy taken via IV more generously than chemo taken by mouth, even when the two are similar in cost to the health plan
Good Feelings in the Midst of Chronic Pain
Researchers have been slow to realize that happiness, excitement and calm can co-exist with physical agony
Public Health
Stop Searching for the Perfect Sweetener
22% of Americans are trying to reduce their sugar intake and more than half are trying to avoid artificial sweeteners like Equal and Splenda. What's the upshot?
Fitness
The Messy Facts about Diet and Inflammation
Can certain foods really help you fight heart disease, arthritis and dementia?
Fitness
When to Worry about Eye Twitching
Eye twitching is common. How do you know when it's benign and when it's a sign of something more serious?
Fitness
Pain and Weather Fail to Connect
A big data analysis involving more than 1.5 million patients could find no relationship between weather and complaints to doctors about joint or back pain.
A New Way to "See" Cancer
Combining near-infrared light with ultrasound could let doctors image tumors with unprecedented accuracy
Is That Airport Security Scanner Really Safe?
We don't actually know for sure, which should be a cause for concern
Fitness
How Does the Flu Actually Kill People?
Every year the common virus is lethal to many. What happens inside the body that results in death?
Public Health
Ohio Passes Law Barring Abortion over Down Syndrome Diagnosis
Doctors that perform the procedure would risk both losing their medical licenses and a felony charge
Fitness
How Bacteria May Help Regulate Blood Pressure
Smell receptors in kidneys sniff out signals from gut bacteria for cues to moderate blood pressure
Climate Change
Nutrition Guidelines Healthy for the Planet, Too
Following dietary guidelines would mean eating less meat and dairy—and fewer calories overall—reducing greenhouse gases and other pollution. Julia Rosen reports.
