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March 15, 2013 01:34 pm PDT
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/GJmWiKcyJ6c/the-physics-of-pull-ups.html
The physics of pull-ups
Some people are naturally better than others at pulling off the elusive pull-up, writes Kyle Hill at Scientifica American. For them, it's all about mass-to-arm-length ratio — ideally, you want a low mass and short arms to minimize the amount of energy it takes to pull your body upwards. But Hill insists that the less [...]Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/GJmWiKcyJ6c/the-physics-of-pull-ups.html
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