Fitness

Get the 411 on seitan and its surprising secret ingredient. Is this meat substitute one to try or one to skip?

Noncoding regions of our genome may be key to how our brains develop

Testicles protect viruses from immune attack, foiling attempts to destroy the pathogens

But what if babies born prematurely could be put into an artificial womb-like environment to complete their gestation?

Labor interventions are largely driven by standards set in the 1950s. A growing body of research suggests it may be time for a change

130/80 is the new high blood pressure threshold. What should your personal blood pressure goal be and when should you worry?

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

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

Researchers have been slow to realize that happiness, excitement and calm can co-exist with physical agony

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?

Many new drugs trigger an immune reaction that cripples them—and the race is on to thwart the attack

Can certain foods really help you fight heart disease, arthritis and dementia?