With a cadence of 40 bpm, the individual lifts the shoulders and spine off the floor 30 degrees and back down. The test is continued until the individual reaches 75 curl ups or breaks the cadence (ACSM, 2000). When looking at the curl up tests of 44 college students, Knudson found curl ups were a significant endurance test when done on a curl up bench (r-male=.50, female=.46, ps Fitness Challenge and the American College of Sports Medicine. Reliable tests show other researchers that work and results carry weight. Muscular endurance testing allows professionals to establish a baseline to help customers strengthen their abilities.
