Here are the perks, plus how to use one, according to fitness pros.

Ever walked into your local gym, stood in front of the battle ropes, picked them up for a measly ten seconds... then dropped them like a hot potato because, err, you have no idea how to use them? Same ...

Remember those carefree days when skipping rope was all about who could go the longest without tripping? Well, that same playground activity has earned its spot as one of the most effective fitness ...