Giannino Terilli | Online Coach & Personal Trainer on Instagram: "What’s the difference… and should you do a standard overhead press or a behind-the-neck press like @kevinlevrone ? A standard overhead press in the scapular plane smashes the front delts, with some help from the upper chest to drive the bar overhead. But when you press in the frontal plane with your elbows out and your arms externally rotated (which puts the bar behind your head), you increase stimulation of the middle delt fibers