Science
HEPA air purifiers may boost brain function after just one month
Source: FlexChar · Published Aug 30, 2026, 3:33 PM
In Science, FlexChar puts this story at the center of the day: 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 FlexChar is surfacing it because it is driving searches and conversation right now.
FlexChar editorial brief. The full report belongs to the original publisher; here you get the headline, context and the link.
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