Woman in a white shirt doing situps and punching the air on the way up.
A girl does sit ups in a room and punches the air when she sits up.
A girl does crunches on the floor and punches after each crunch.
A woman with a pony tail is doing situps and throwing punches for exercise.
A woman exercises by doing crunches and also punches the air each time her body pulls up.
A girl is doing sit ups and punches are fist each time she comes up.
A girl does sit ups and throws punches as she comes up.
A woman mixing regular sit ups with punches for her workout.
A woman does sit ups and adds a punch at the top of the movement.
A woman does situps, punching forwards with her hands at each apex