The trapezius muscle (or traps) are one of the much larger muscles on the back. The center and lower traps originate and insert together the C7-T12 vertebrae towards the lateral 3rd in the clavicle, the acromion course of action, as well as the backbone in the scapula. Upper traps – https://hammerstrengthadjustabled53073.worldblogged.com/36579850/not-known-facts-about-back-exercises-with-dumbbells