The internal oblique muscle is a muscle that helps with the body's rotational movements and lateral bending.

He is doing special exercises to strengthen his rotator muscles.

His body is very healthy.

She was hiding the sadness concealed within her smile.

He will succeed sooner or later.

If you train your external oblique muscles, your waist will become tighter.

He was standing on the side of the road.

He stretches his flexors every day.

He is training his oblique muscles at the gym every day.

He is working out his muscles at the gym every day.