Red Muscle vs. White Muscle: Understanding the Differences and Their Impact on Fitness
Red muscle, or type I muscle fibers, are slow-twitch and excel at endurance activities. White muscle, or type II fibers, are fast-twitch and power short bursts of strength. People often confuse these terms because muscles aren’t purely one type. Instead, they’re a mix, with ratios varying per person and activity. This mix is why some…