Fast-Twitch Vs. Slow-Twitch Muscles — A Trainer Explains The Difference
What’s the first thing that comes to mind when you think about the words twitch and muscle? Spasms, perhaps. You’d hardly be alone in thinking that. But when it comes to fitness, it’s most commonly associated with fast-twitch and slow-twitch muscles, the two main types of muscle fibres that are activated whenever you exercise, or […] More