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 >

Eight in 10 older Americans think health care workers should be vaccinated against COVID-19, according to a new poll. Among 50- to 80-year-olds, 61% of respondents said the vaccine should be required for all health care workers. Another 19% said vaccination should probably be required. The remaining 20% oppose mandatory vaccination, the findings showed. The…  read on >  read on >

U.S. approval of the Alzheimer’s drug Aduhelm is already mired in controversy. Now a new study finds that most Alzheimer’s patients could not have taken part in clinical trials that led to the green light. In June, the U.S. Food and Drug Administration gave accelerated approval to Aduhelm (aducanumab) for treating patients with mild cognitive…  read on >  read on >