How to thicken my lower torso, especially at the back? My upper back sticks out quite a bit and my lower torso is very thin, what should I do - Quora

Answer (1 of 2): Deadlifts! Your upper back will always stick out more on the sides because of your latissimus dorsi but you can still try to maximize your low back with deadlifts. According to livestrong.com, “The erector spinae, the muscles of your low back, are some of the main movers during t

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