i was practicing some exercises on my guitar .basic chromatin runs ,sweeps ,finger stretchs and after practicin all these exercises for 40-45 mins ..my fretting wrist starting hurting like hell !!!..and everytime i move it ,it hurts real bad .wen i move my fingers also , it feels as though somethin is pressing on it .. i have being playin for over a year now and this has neva happend to me before.i have practiced for an hour many a times before, similiar exercises but this has never happened to me .. has this happened to you ? have i permanently damaged my wrist ? really like to know wat to do about this !..