Puma vs. Adidas, a storied rivalry of the Dassler brothers and the town of Herzogenaurach. In this matchup, I compared the top super shoe...

I tested my running economy in the Nike ZoomX Invincible, a shoe with a thick slab of ZoomX foam, against the Nike Alphafly. I didn’t...

Previously when I tested the Nike Invincible, I found no benefits to running economy despite all the ZoomX foam. While the shoe is very...