The Pectoralis Minor. Permission Joseph E. Muscolino. The Muscular System Manual - The Skeletal Muscles of the Human Body, 4th ed. (Elsevier, 2017).

Six Causes of Shoulder Impingement Syndrome – Part 2

For scapular upward rotation to occur, scapular downward rotator musculature must lengthen. If scapular downward rotation muscles are tight, they might not be flexible enough to allow for scapular upward rotation, thereby causing shoulder impingement syndrome to occur.

tight neck extensor musculature can cause tension headaches

Tension Headaches

A tension headache is caused by excessive pulling force of tight muscles in the back of the neck that exert tension on their attachments on the head.

Superficial anterior view of the muscles of the neck

Musculature of the Cervical Spine

To perform orthopedic manual therapy to the neck that is accurate and specific, we need to know the attachments and actions of the muscles of the neck.