THURSDAY, Dec. 9, 2021 (HealthDay News) — Dirty air could cancel out some of the brain benefits of exercise, a new study suggests. “Physical activity is associated with improved markers of brain health in areas with lower air pollution,” said study author Melissa Furlong. “However, some beneficial effects essentially disappearedContinue Reading

WEDNESDAY, Dec. 8, 2021 (HealthDay News) — Booster doses of Pfizer’s coronavirus vaccine set recipients up to effectively withstand the ravages of both the Delta and Omicron variants, a group of new studies suggest. Boosted folks are 90% less likely to die from a Delta infection than people relying solelyContinue Reading

WEDNESDAY, Dec. 8, 2021 (HealthDay News) — Right now, the devastating concussion-linked brain condition known as chronic traumatic encephalopathy (CTE) can only be diagnosed after death via autopsy. But new research could help change that, allowing doctors to someday spot the illness earlier. According to the new study, MRI mayContinue Reading

WEDNESDAY, Dec. 8, 2021 (HealthDay News) — The pandemic has intensified mental health struggles that were already widespread among American teens, U.S. Surgeon General Dr. Vivek Murthy warned Tuesday. The pandemic and other major issues faced by their generation are causing “devastating” mental health effects in young people, he warnedContinue Reading