For eight long years, I had a running problem. Every August, I became utterly and completely antsy. My legs twitched, my energy was heightened, and my desire to run fast grew day by day. This ...
Despite high ratings among our testers, staff, and even my PT, I never laced up an Endorphin Speed that I liked—until now. I chalk up my distaste of the first three Endorphin Speeds to their fit. Past ...