sit-up
post #1944816 post #2352661
The sit-up (or curl-up) is a calisthenics exercise used to train abdominal muscles (or abs). It is performed by moving from a lying to a siting position with arms across the chest or hands behind the hand and the knees bent.
The following tags are aliased to this tag: sit-ups, situps, situp, sit_ups, sit_up (learn more).
This tag implicates exercise (learn more).