redolphin
5 years ago5,000+ Views
Doing this 20 times = Doing a 400m sprint run
It may be difficult at first but trust me it gets better! Consider 1 set as doing the exercise 20 times and you may increase the amount you do gradually and you will be able to see an improvement in your stamina, body shape and exercising capability.
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Great!!! i have done this exercise as the picture shows^^feel fresh♡
4 years ago·Reply
this looks very effective
3 years ago·Reply
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