Lean muscle is kind of an oxymoron—all muscle ... and back as you press using the chest and arms. This exercise is easily done anywhere, and can be scaled up or down based on ability.
Protein, of course, can and should be sourced from a variety of sources, like fish, nuts, lean meat ... push with your arm – as opposed to biceps, which is a 'pulling' muscle – and since ...
Cables provide constant muscle tension throughout an exercise ... grab the handles with your palms facing forward and arms slightly bent. Lean forward and bring your arms together in a smooth ...