Think about the hobbies you have. It may be running or weight lifting, playing music or drawing. Now, think about your work. Does it involve writing or typing? Do you have to drive to get there every ...

(THE CONVERSATION) Every day, your immune system performs a delicate balancing act, defending you from thousands of pathogens that cause disease while sparing your body’s own healthy cells. This ...

We all get sick sometimes. Even something pretty minor, like a cold or flu, can be enough to disrupt your life for a few days. When you have a minor illness, it does more than just make you feel ...

In another interesting study, researchers explored whether physical activity can train, strengthen, and protect your immune ...

David Ewing Duncan has spent the last 25 years being poked and prodded in the name of science. He's signed up for hundreds of tests because, as a journalist, he writes about emerging health ...

From cholera to norovirus, Giardia to hookworms, the gut is vulnerable to an impressive array of pathogens. To keep us alive in the face of this onslaught, the intestinal immune system must be ...

The body’s defenses may be mildly lowered for about 1 to 4 weeks after a single steroid shot into a joint or near your spine. In some people, particularly with higher doses, this effect may last up to ...