control the movement slot. Slowly lower to each slot. Step back more forcefully contracting the thigh. Precautions: Keep your back straight, especially when you are in a low position profactor t 2000. If knee pain, do not go down completely. If pain persists, it is better to consult a health professional. progress: Level 1 (beginners): 10. Level 2 (non-driven): 20. Level 3 (sports): 50. Level 4 (confirmed sportsmen): 200. Level 5 (extreme): 1000 (good luck!) Tips: Concentrate well while walking in slots. We really need your thighs and control the descent back

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