France reported the first known human Shamonda virus case. Here is what the midge-borne cattle virus is, how it spreads, and what it means in the U.S.

A bedridden 76-year-old admitted for a lung infection had Dandy-Walker malformation, a brain defect present from birth that is rarely found so late.

Surgeons operating on a 3-year-old's swollen, duplicated kidney found a third ureter, a birth anomaly reported fewer than 100 times worldwide.

A 49-year-old bodybuilder's kidney ruptured during heavy lifting despite no known kidney disease. Doctors suspect strain and steroid use.

Severe coughing caused a rectus sheath hematoma in a healthy 17-year-old with no bruise or lump. A simple bedside test pointed doctors to it.

A 42-year-old's salivary glands swelled after two C-sections under spinal anesthesia. Doctors diagnosed anesthesia mumps, a rare, temporary reaction.

New exploratory Xocova data from IDWeek suggest fewer severe symptoms in breakthrough COVID cases. What households should know about the limits and cost.

A study tied modest frailty gains in a prehab program to lower waitlist death risk in liver transplant candidates. Here is what caregivers can ask the care team.

NYC's free eviction lawyers were tied to fewer ER visits in high-risk ZIP codes, but not citywide, while mental health ER visits rose, a study found.

Integris Health will join Kaiser Permanente's Risant Health, but the deal terms are private. Here's what its finances and merger research mean for patients.