A new study may help explain why people with multiple sclerosis (MS) experience worsening disability while those with two related diseases do not. MS causes permanent brain and spinal cord scarring, and researchers investigated whether the same damage accompanies two rarer, similar diseases in which the immune system also attacks the central nervous system. The…  read on >  read on >

There’s an old saying, “Age and guile beat youth and exuberance,” and new research suggests there might be something to that. Some key brain functions can improve in people as they age, researchers report, challenging the notion that our mental abilities decline across the board as we grow old. With increasing age, many people appear…  read on >  read on >

The United States’ early rollout of COVID-19 vaccinations may have saved nearly 140,000 lives, a new study suggests. Using data on state vaccination campaigns and COVID-19 deaths, researchers estimate that immunizations prevented 139,393 deaths nationwide between December 2020 and early May 2021. On the state level, vaccinations prevented an average of five deaths for every…  read on >  read on >

Antibodies generated by COVID-19 vaccines are effective against the Delta variant and other coronavirus variants of concern, new research shows. The findings may help explain why most vaccinated people have avoided the surge of Delta variant cases sweeping across the United States. “In face of vaccination, Delta is relatively a wimpy virus,” said study co-author…  read on >  read on >

A new pill specifically designed to prevent migraines appears to do the job, a new clinical trial finds. Atogepant cut patients’ migraine days in half over 12 weeks of treatment, without causing serious side effects, the researchers said. Experts said the drug, if approved by the U.S. Food and Drug Administration, would give migraine sufferers…  read on >  read on >