An estimated 15.5 million U.S adults had a current diagnosis of attention-deficit/hyperactivity disorder (ADHD) in 2023.

There is an imbalance in the gut flora of patients with epilepsy compared with healthy controls, according to a study.

Booster doses of the original monovalent COVID-19 vaccine are associated with lower incidence of symptoms in health care personnel 6 weeks postinfection.

Consuming a flavonoid-rich diet is linked to reduced dementia risk, with reductions most prolific among those with high genetic risk, hypertension, and depression.