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うつぶせ 膝伸ばし
- うつぶせ、膝を伸ばし、つま先を立てる。壁に足底を置いても良い。
- 膝を伸ばし、3~5秒、止める(等尺性収縮)。
よくあるミス
- お尻の筋肉を使って大腿を上げる。
Prone Terminal Knee Extension
- Lie down on your stomach with your toes propped on the floor and slight bend in your knees.
- Lift the knee off the floor by squeezing the quadriceps. Hold 5 seconds and slowly release the contraction.
Common Mistakes
Lifting your knee off the floor by squeezing the gluteus.