As stated research reveals “stabilizing the neck” prior to impact is critical to head and neck safety.
Watch how the “shoulder shrugging concept” utilized in the Hulk Up Technique to “stabilize the neck” prior to impact is demonstrated by Dr. Patrick Kerr (http://youtu.be/huARc_5xmD4) as he explains how the Kerr Collar works “to reduce on an average up to 38% of head and neck movement (72)”.
Learn more about the Kerr Collar at http://www.kerrsports.com/.