This is my 15-minute adjustable dumbbell workout is tailored specifically for runners who are short on time, like me. With adjustable dumbbells, you can knock out this workout in your living room ...

My goal is to join the Army Special Forces. I currently run 4 days a week -- a long run (about 6 miles), 1 interval run, and then two shorter runs each at about 3 miles. I swim every day, 1,250 ...

The dumbbell is one of the oldest pieces of strength training equipment — and it has endured for good reason. With one dumbbell or a pair, you can build a full-body workout that challenges your ...