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

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

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

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