Fitness

Researchers program bacteria to record cellular memories

Bruising is a common physical symptom. What causes bruising and how do you know when a bruise is something you should worry about?

With electric self-warming jackets and new insulated fabrics, Team USA hopes to overcome record-setting chills

Cancerous cells and placental ones appear to regulate the immune system in similar ways

Getting sick with a single strain does not necessarily protect you from others

One day without their parents isn’t such a big deal—but some infants rarely get family visits, and that is clearly detrimental to their health 

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?