tightening muscles in the chest can be used to exhale
do_in_gym is chest_presses. tea_chest is not chest. tightening_connection is handling. tea_chest is chest. do_in_gym is not chest_presses. heart is muscle_in_human_chest. heart_chamber is heart_muscle. take_up is tightening. chest_closure is thoracic_surgical_procedure. sea_chest is chest.