The human body is still a mystery, and some organs have largely been considered useless in one way or another. However, the ...

The role of the thymus in our long-term immunity and health is poorly understood. A new study suggests we need to pay attention ...

For more than a century, the human appendix has been written off as a biological relic, a shrunken leftover from plant-eating ancestors that serves no real purpose. That view is now outdated. A ...

As a result, the evolutionary pressures that once favored the appendix have largely disappeared. Meanwhile, the medical risks of keeping the appendix – most notably appendicitis – remain. Modern ...

Full-body MRIs are all the rage. Celebrities and influencers tout the benefits of such scans that could find asymptomatic aneurysms and cancers lurking in your body. Sometimes, they're life-saving.

NASHVILLE, Tenn. – Cancers in younger adults are surging. Colon cancer, once a midlife disease, is striking earlier than ever. Breast and kidney cancers are also climbing in people under 50. And now, ...

If the idea of strength training once conjured young men thrusting a barbell or popping out pullups, the tides have since turned: Lifting, even lifting heavy, has finally gained cultural cachet among ...

It used to be thought that sea urchins only had a primitive nervous system, but new research has found that they are far more complex than that. The entire body of a sea urchin is what researchers are ...