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Crunch (on stability ball)
Waist · Stability ball
Target muscles
Abs
Also works
Hip flexors
How to do it
- 1坐在稳定球上,双脚平放在地面上,膝盖弯曲成 90 度角。
- 2仰卧在球上,直到下背部得到支撑并且上半身与地板平行。
- 3将双手放在脑后或放在胸前。
- 4收紧腹肌,将上身抬向膝盖,躯干向前卷曲。
- 5在动作的最高点暂停片刻,然后慢慢将上半身放回起始位置。
- 6重复所需的重复次数。
Exercise text from exercises-dataset by Hasan Emir Yıldırım, MIT License. Credits