Jenny

Jenny

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woah....

Someone needs a fact checker. This math is so wrong. 1000 jumping jacks is only 500 calories burnt. That's only the calories of one pound of fat, 3500 calories. To burn 1 pound do 7000 jumping jacks. That sounds a bit more reasonable, eh?

Focus Fitness Fox 5 - Crosstrainer - Crosstrainers - Fitnessapparatuur

Focus Fitness Fox 5 - Crosstrainer - Crosstrainers - Fitnessapparatuur