HEPA air purifiers may boost brain function after just one month

elseif has not written about this yet · Latest Science News -- ScienceDaily describes it this way

Adults aged 40 and older performed about 12% faster on a test of executive function after using a HEPA air purifier at home for one month. The findings suggest that cleaner indoor air could offer a simple way to help protect the brain from the effects of traffic-related pollution.