Lactate legs: Fans drew the structure of lactic acid on the road during the 2024 Il Lombardia cycle race. Tadej Pogačar, the cyclist pictured, rapidly overcomes the adverse effects of glycolysis.

Lactic acid has long been villainized, but new research shows it doesn't impair muscle function. In fact, it might actually be good for you.

Lactic acid is not responsible for sore muscles the day after exercise, contrary to popular belief. To get rid of lactic acid build-up in muscles, take more breaks or decrease your exercise intensity.