Attention-deficit/hyperactivity disorder (ADHD) appears to be somehow linked to risk of dementia and Alzheimer’s disease, a new multigenerational study has found. Parents and grandparents of people with ADHD have a higher risk of Alzheimer’s and dementia than people with no ADHD in their family, Swedish researchers said. Specifically, parents of an ADHD child have a…  read on >  read on >

People who eat plenty of fruits and vegetables may have a somewhat lower risk of COVID-19 than those with unhealthy diets, a new study suggests. Of more than 590,000 adults surveyed, researchers found that the quarter with the most plant-rich diets had a 9% lower risk of developing COVID-19 than the quarter with the least-healthy…  read on >  read on >

An experimental Ebola vaccine appeared effective in children and adults in a clinical trial. Two doses of Johnson & Johnson’s Ebola vaccine appear safe, well tolerated and produce a strong immune response in people over the age of 1, according to two just-published papers. The trial was conducted in the West African nation of Sierra…  read on >  read on >

COVID-19 is surging in U.S. states with low vaccination rates, and these places may also be seeing a higher-than-usual number of stillbirths linked to the virus. While the number of stillbirths is still very low nationally, doctors in the Deep South have noticed increases in stillbirths, NBC News reported. One of those states is Alabama.…  read on >  read on >

College athletes who suffer a concussion may take as long as a month to recover, not the two weeks considered normal, new research finds. “Normal return-to-play time was previously set at 14 days — meaning 50% of people recovered in that time,” said lead researcher Steve Broglio. He is director of the University of Michigan…  read on >  read on >