How can a 14 year old teen gain muscle. he does a lot of excercise and he eats lots of protein.?

Hard Work: A well supervised exercise and weight training program, good diet and no supplements does the trick.

Resistance training: To build more muscle your body needs basic building blocks. It must have balanced nutrition that takes care of all bodily needs and has enough left over to support muscle growth.It must have the sort of resistance training that stretches muscle fibers and stimulates more.It must have additional rest to sustain muscle growth.At 14 most should avoid "power" lifting programs and seek balanced trainin