He is doing special exercises to strengthen his extensor carpi ulnaris.

He is doing a special exercise to strengthen his extensor carpi radialis brevis.

The extensor carpi radialis longus is a part of the arm muscles and helps in the movement of the wrist.

We should always remember the power of Kannon in difficult times.

Special judicial police officers are working hard every day to protect the law in Japan.

If your muscles of mastication are strong, you can chew food more efficiently.

He has strong masseters, so he can easily bite through hard food.

She was massaging her nape.

He is doing special exercises to strengthen his cervical muscles.

He exercises his pectoral muscles every day.