The support time for boys is generally 1 min, and that for girls is 50 seconds. Because of the different body shape and endurance, the length of the plate support will be different.

Extended data:

Exercise method: Lie prone, with elbows bent and supported on the ground, shoulders perpendicular to the ground, feet on the ground, body off the ground, trunk straight, head, shoulders, hips and ankles on the same plane, abdominal muscles tightened, pelvic floor muscles tightened, spine lengthened, eyes on the ground, and even breathing.

Each group should be kept for 60 seconds, and 4 groups should be trained each time, and the interval between groups should not exceed 20 seconds.

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