I just remembered that Poliquin described an exercise on the audio interview. I think you lay on a swiss ball with your head supported by a wall and do neck extensions that way. i may be mistaken though. Check out the audio interviews for more info.
I just remembered that Poliquin described an exercise on the audio interview. I think you lay on a swiss ball with your head supported by a wall and do neck extensions that way. i may be mistaken though. Check out the audio interviews for more info.