A rare movement disorder caused a 23-year-old man's rhythmic head shaking for 19 years. Surgeons opened a 10.5-centimeter arachnoid cyst, ending the movements within a week.

Doctors documented a rare case of reflex epilepsy in a 4-year-old whose seizures occurred only during the Disney castle-to-Pixar lamp transition, not typical flashing-light sequences.

A 46-year-old woman developed severe, daylong migraines after laughing. MRI scans found no structural cause, distinguishing her case from laughter headaches linked to Chiari malformation.

A healthy Saudi man's seizures struck only when he laughed. He refused medication and avoids humor, yet still has 3 or 4 seizures a year.

A 63-year-old Japanese stroke survivor developed involuntary, melodic repetition of the syllable "wai" when moving his paralyzed leg, a rare symptom called gait-induced palilalia.

FDA is seeking comments on proposed flexibilities for lot-level food tracking, a rule intended to speed outbreak investigations. Written comments are due Dec. 6, while enforcement cannot begin before July 2028.

The USDA warns that three frozen Betterballen products contain undeclared sesame, while one beef snack also includes anchovy. Consumers should check lot codes and avoid affected packages.

A WashU study of more than 5 million encounters found cannabis listed in 84% of substance-related emergency visits involving teens, while researchers stressed the figure does not establish causation.

Brookshire Farms reopened after five visitors contracted E. coli O157:H7, including three who developed kidney complications. County officials have not released test results or publicly cleared the farm.

State health departments have reported eight measles-associated deaths in 2026, including at least four infants or children, while the CDC's death-certificate count stands at four.