Personal trainer shares three hip flexor strengthening exercises runners can do to build strength and improve performance.

When it comes to weight-resistance exercise, you can choose free weights such as dumbbells or barbells. Or weight machines, ...

Directions: Do the dumbbell 21s finisher as a circuit, with no rest between exercises. Do three rounds of it, resting 1 ...

Hold dumbbell or kettlebell high up into chest. Step right leg forward and out. Lower back leg down until both knees are bent ...