Can You Change the Ratio of Muscle Fibers You Have Through Training?
You have two main types of muscle fibers – those adapted to strength and power and those best suited for endurance activities. You’re born with a certain ratio of these fibers, and the ratio you have may be a factor in how strong you are or how much endurance you have – but are these fibers “fixed” or can you change the ratio through training? Find out what research shows.