To effectively treat the shoulder. You must know the anatomy of it.
neck muscles anatomy - Google Search
Muscles of the Face (Facial Muscles) - Medical Illustration, Human ...
Neck Muscle anatomy
Neck Muscle Anatomy - Health, Medicine and Anatomy Reference Pictures
Anterior Triangle Of Neck - Health, Medicine and Anatomy Reference Pictures
So many muscles that cause migraines, arm, neck, shoulders, and back pain. Call me for an appt. Human Anatomy - Muscles back of the head and the neck.
Neck Muscle Anatomy
Neck Muscles Anatomy - Posterior Triangle, Prevertebral and Lateral Muscles - YouTube