2008-05-17 ちょっと腹筋してくる どうでもいい話 メモ 20x knee ups 20x leg raises 20x cycles rest 10-20 seconds 20x reverse crunch 20x leg on couch crunches 20x hip thrusts rest 10-20 seconds 20x cross crunch (10 each side) 20x reach and touch (10 each side) 20x cross leg reverse crunch (10 each side)