its not really a cheat but if u have a spell effect on u u want to get rid of e.g levitate
just type player->removespell levitate (or whatever one u want)

console (~)
player-> setstrength 1000
i ahve just bought the goty edition from best buy, and its freakin awesome! this is one of
th most useful things to use, soecially when u cant carry any more of those daedric
weapons ur holding...