By Lydia Denworth — 2019
Research shows conflicting data on the impact of the intervention, but a major new study confirms it can work
Read on www.scientificamerican.com
CLEAR ALL
I catch some things here and there: a scurrying chipmunk crosses the path, a patch of sunlight glimmers ahead of me. But mostly, I’m in my head and in my feet as I cross a metaphorical finish line, completing my mileage for the day.