Brace your core, then pull the dumbbell toward your rib cage, squeezing your shoulder blades together. The traditional spinal erector exercises are deadlifts and entrance squats. You can do dumbbell Romanian deadlifts, and that should help. You can even do goblet squats. That will help, far too. But these dumbbell https://brooksxpgqy.blogars.com/29816443/a-review-of-hammer-strength-adjustable-dumbbells