If you haven’t picked up a jump rope since your school days, you’re in for a surprise. Jumping rope packs the same intensity as an 8-minute-mile run or a 20-mile-per-hour bike ride. There’s a reason ...

You may not have picked one up since your elementary school days, but jump ropes have stood the test of time as a simple piece of cardio equipment for good reason. Even as an adult, you can gain solid ...