How to strengthen your knees!
Sexy Arms in 6 WeeksIf you’re just starting out, aim for two sets of 8 to 12 reps of the heaviest weight you can handle for each exercise. Looking for more of a challenge? Shoot for two sets of 15 to 25 reps per exercise. Bent-Over Row Step IPrimary muscles worked: lats, back extensors, rhomboids, rear shoulders, biceps, core. Stand with a slight bend at the knees, holding the weights at your sides. Lean over, extending your chest while reaching your hips back. Allow your arms to hang straight d