Erik Dalton - The 42 Pound Head

http://erikdalton.com/products/homestudy-ii/ Researchers tell us that for every inch the head advances forward of the shoulders, weight is increased by 10 pounds. Therefore, a 12 pound head held 3 inches forward, forces the cervical extensors (semispinalis, splenii, longissimus, upper traps, etc.) to isometrically hold up 42 pounds against the unrelenting force of gravity. And we can't imagine why so many manual therapy clients come to us with degenerative disc disease, head pain and TMJ. View complete article h http://erikdalton.com/media/published-articles/forward-head-posture/

Enter code db10 at checkout to receive 10% discount on Dalton Home Study