Brace your Main, then pull the dumbbell towards 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 may help. You can even do goblet squats. That may help, too. But these dumbbell variants https://hammerstrengthadjustabled91122.uzblog.net/5-essential-elements-for-dumbbell-set-and-rack-47018447