If you're wondering "why you are not building muscle mistakes," consider this: under-eating by just 300 calories a day can stall your gains. Aim for 7-9 hours of sleep, as lack of rest can decrease muscle growth by up to 20%. Plus, without progressive overload, muscles won't adapt. Are you tracking your workouts to ensure steady progress? #musclememory #returningtogym #detrainingeffects #combacktraining #fitnessfacts