Learn how HIV spreads through specific body fluids and activities, what doesn't transmit it, and how modern treatment and prevention tools can eliminate the risk.
Juvenile polyps are benign growths in the colon that mainly affect children. Learn about symptoms, how they differ from polyposis syndrome, and how they're treated.
Diagnosing rheumatoid arthritis involves blood tests, imaging, and a physical exam. Here's how doctors piece together the results to reach a diagnosis.
Fat storage isn't just about eating too much. Learn how insulin, sleep, genetics, and processed foods all shape how your body gains and holds onto fat.