Complex sentence: Push-ups and their derivatives, pull-ups, or chin-ups, and dips, concentrate on a co-contraction of the triceps, biceps, deltoids, pectorals, lats, abdominals and lower back for stabilization in various ratios depending upon angle and leverage.
Split into simpler sentences: Push-ups and their derivatives, pull-ups or chin-ups, and dips. These concentrate on a co-contraction of the triceps, biceps, deltoids, pectorals, lats, abdominals and lower back for stabilization in various ratios depending upon angle and leverage.