When you excercise, workout or whatever an acid is produced that basically damages your muscles. When your muscles try to recover from this they become larger from the scar tissue formed by the...
The main question on this topic is where do you want to build muscle? For a core workout the best thing is press ups and sit ups. You can do the same work through different means at the gym or select...
Everyone has the same muscles. By "build" you may be thinking of body types. The three ideal types are ectomorph, mesomorph, and endomorph. Everyone is actually a combination of all three of these...