Researchers have gained new insights into why scratching an itch, although temporarily satisfying, can ultimately make it ...

For several years, a 14-year-old boy's mood started to rapidly change, and it wasn't a result of puberty. When the Midwestern boy, who has not been identified, started experiencing psychosis-like ...

A seemingly harmless cat scratch caused a hidden bacterial infection, leaving a woman with prolonged fever and painful swollen lymph nodes.