High knees might seem like a simple exercise to perform, but cranking out a few sets of this high energy move gets your heart pumping, activates your lower body and core muscles, and leads to a quick ...

If you’re suffering from a sore lower back, you’re not alone ― Bupa says two-thirds of us suffer from the twinges at one point or another. And while the thought of working out with a beleaguered back ...