If you’ve ever tried a vigorous workout in the middle of summer, you know that heat changes everything. Your heart rate speeds up, your muscles tire quickly, and the last run feels like it’s taken everything you have for it. People training in hot, humid conditions are constantly looking for an edge, and a growing body of research suggests that one amino acid may be worth a closer look. a new study1 Looks at the effects of taurine on exercise performance in the heat. Here’s what you need to know.
