Every time u really want to crack ur neck just think of wut it will do to u in the future and stop!!!!Iknow its a bad habbit but u will stop if u mentally controlle ur craving to do so.
well... you have to first stop and realize that you don't want to end up the rest of your life with a big, lumpy, ugly neck! and...the more you crack ur joints now, the more pain and regret you will...
this is not damaging to your body at all, AS LONG AS YOU DON'T USE YOUR HANDS! Use a sort of rolling motion to help sooth, lots of doctors recemend it. --Can-opener from Michigan (not my real name...