By strengthening the rotator lumborum, you can prevent lower back pain.

He is doing special exercises to strengthen his rotator muscles.

Recently, my lumbago has been so bad that I can't concentrate on my work.

He exercises every day to strengthen his psoas muscle.

He works at the blacksmith's every day to forge his skills.

Please don't forget to wash your hands and wear a mask for the prevention of a cold.

To prevent a cold, let's take a lot of vitamin C.

The rotator thoracis is one of the muscles that helps in the rotation of the body.

The rotator cervicis is an important muscle for turning the neck left and right.

I strained a muscle at the gym yesterday.