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Population Average




Enter information in left column; select appropriate menus. Click "Calculate". Evaluates abdominal and hip flexor muscular endurance.

Subject performs as many bent knee sit-ups as possible within 60 seconds. Subject can rest between reps if unable to sit-up continuously. Subject should be encouraged to perform one or two trial repetitions before test. See animation.

    • feet anchored by partner or apparatus
    • knees bent 90°
    • hands clasped behind neck
    • elbows travel beyond or make contact with knees
    • back of shoulders must return to floor

Test results may be invalidated if form is altered.

Evaluates abdominal and hip flexor endurance for adults.

Pollock ML, Wilmore JH, Fox SM: Health and Fitness through Physical Activity. New York John Wiley & Sons, 1978.

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