When going down, 2-3 seconds; when going up, 1 second. (Focus on stimulation rather than weight, go up without momentum (using thigh strength to lift)) The front bend should have the foot at a 90-degree angle. If you do this for 3-5 sets, you'll be able to travel to Hong Kong after your isekai journey.
After doing this, the back part of my leg doesn't listen, haha.
I do one dumbell. But the total of tge two dumbells. Otherwise I losr my balance😅😅
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