When it comes to preparing for the great outdoors, indoors, few movements are as suited to building mountain legs as the humble box step-up. The CrossFit Hero WOD ‘Chad’, which challenges you to do ...

Want to work your legs and butt but don't have any weights? Find a step, box, bench, or sturdy chair and learn how to do a step-up. The step-up exercise combines the mechanics of a lunge with upward ...

Professor Matt Kaeberlein, who studies the biological mechanisms of ageing, says that the step-up tops his list of exercises we should all be doing at least from midlife onwards. The founder and ...