Work smarter, not harder.

To boost your running performance, you consider strength training, but now you’ve got two major questions. Is that effort really necessary? And should I do high reps at a lower weight or low reps at a ...

Here's what this means for your next workout.

"Work smarter—not longer." ...

Stand with feet together. Shift weight to right leg. Hold a weight in each hand down by sides. Keeping back flat, core engaged, and shoulders down and back, hinge at hips by sending glutes straight ...