Forgetting a familiar name may be normal, but repeated questions, medication confusion or personality changes can signal dementia; experts explain the line between aging and disease, rising diagnoses in people in their 50s and 60s and new tests and drugs

Update to the strains included in the vaccine has delayed global production, and the vaccines will gradually reach clinics by through October; flu can increase the risk of a heart attack sixfold in the week following infection 

A South Korean study found that adding one to two hours of sleep on weekends was linked to a lower likelihood of high blood pressure, though researchers caution that excessive catch-up sleep may disrupt regular sleep patterns

Avi Issacharoff challenged the Hollywood star’s repeated Gaza ‘genocide’ claims during a London panel, as Ruffalo faces renewed controversy over comments tied to the Paramount-Warner Bros. deal

As AI-powered cameras become better at identifying and tracking people, European designers are exploiting algorithmic weaknesses with prints, infrared lights and signal-blocking accessories