'How to do a Crossover Step-Up--Further Up Fitness'

'Pick a sturdy box, step, or chair that allows your knee to reach or go past 90 degrees. We like this with a sandbag on one shoulder to make this more difficult.  Further Up Fitness is located in Normal, IL. We help women get a body they love and retired adults age well.  www.furtherupfitness.com' 

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