As Washington battles over access to health care, a Post journalist’s experience at a public hospital in Brazil shone light ...

What if your old chest scans—taken years ago for something unrelated—held a secret warning about your heart? A new AI tool ...

A CT scan (also called a CAT scan) is a series of cross-sectional X-ray images of the body. Learn why a CT scan is performed and what to expect during one.

This rare and interesting case highlights the complexities and mysteries of human biology. Here's what you need to know about ...

The coronary calcium score may help doctors identify which patients truly benefit from statins—and who might not need them at ...