Group of muscles performing similar movements.
E.g.: deltoids, triceps & biceps, forearms, pectorals & lats, traps, abdominals, spinal erectors, glutes, abductors & adductors, quadriceps & hamstrings, or calves.
Group of muscles performing similar movements.
E.g.: deltoids, triceps & biceps, forearms, pectorals & lats, traps, abdominals, spinal erectors, glutes, abductors & adductors, quadriceps & hamstrings, or calves.