I lost count long ago of how many times I heard that distinct cue from my coach as I hit the final lap of races as a high school runner. Without fail, I’d reach the backstretch of the track with 300 ...

We get it: Postrun stretches can sometimes feel like a waste of precious time. After all, they don’t leave you sweaty, breathless, or sore—perhaps leading you to think they aren’t a “productive” way ...