A man exercising with chest weights. In this position, he gently moves his head forward and back.

Chest Weights

A man exercising with chest weights. In this position, he gently moves his head forward and back.

"Tense the muscles of the neck and turn head... forward and back and around in a circle." -Foster, 1921

Exercise

"Tense the muscles of the neck and turn head... forward and back and around in a circle." -Foster, 1921