Ryan Van Duzer (@DuzerRyan) profile picture

Ryan Van Duzer

@DuzerRyan
Joined November 2021
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Duh! Smiling makes everything better outsideonline.com/health/run…
Smiling Makes You a More Efficient Runner

Smiling Makes You a More Efficient Runner

It sounds hokey, but it works in the lab—and for the greatest marathoner in the world

outsideonline.com
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