The one-arm dumbbell row builds mid-back thickness and lets each side work through a big range of motion, evening out imbalances.
FormTwin gives you a living 3D twin of your anatomy. Tap any muscle to see how to train it, and watch the muscles you work light up as you log your sessions.
Get FormTwin — free on the App StoreDumbbell rows work the lats, rhomboids and traps as the main movers, with the rear delts and biceps assisting. Working one arm at a time helps fix left-right imbalances.
The dumbbell row allows a bigger range of motion and trains each side independently; the barbell row lets you load more total weight. Both build a thicker mid-back.
Toward your hip, not your chest. Driving the elbow back toward the hip keeps the lats and mid-back doing the work rather than the rear delts alone.
This guide is general fitness information, not medical advice. Muscle involvement varies with form, grip and individual anatomy. Consult a professional before starting a new program.