What muscles does one arm dumbbell row work?

One Arm Dumbbell Row mainly works your lats. It also works your middle back, biceps and forearm.

What equipment do you need for one arm dumbbell row?

To do one arm dumbbell row, you need dumbbells.

How do you do one arm dumbbell row?

Here is how to do one arm dumbbell row. Set up next to a flat bench and place one knee and the same-side hand on it for support. Hold a dumbbell in your free hand with your arm hanging straight down. Your planted leg stays on the floor for balance. Set your back flat and roughly parallel to the floor. Brace your core and keep a neutral spine, avoiding any rounding or overarching. This flat, stable back is the foundation of a safe row. Let the dumbbell hang at arm's length below your shoulder, feeling a stretch across your lat. Keep your shoulders square and level rather than letting the loaded side drop or twist. Take a breath and brace, then begin the row by driving your elbow up toward your hip. Lead with the elbow, not the hand, so your back does the pulling instead of your arm. Pull the dumbbell up to the side of your hip in a smooth, controlled motion. Keep your elbow close to your body rather than letting it flare out wide. At the top, squeeze your shoulder blade back toward your spine to fully contract your lat and mid back. This retraction is where the muscle works hardest, so pause for a beat. Lower the dumbbell slowly under control back to the fully stretched starting position. Aim for a 2 to 3 second descent so your lat works on the way down too. Keep your torso still the whole time, resisting the urge to twist or heave. Finish all your reps on one side, then switch. Most people build well here in the 8 to 12 rep range for 3 to 4 sets.

What are common mistakes to avoid with one arm dumbbell row?

When you do one arm dumbbell row, avoid these common mistakes: twisting your torso to heave the weight up; rounding your lower back; pulling with your arm instead of your back.

Is one arm dumbbell row good for beginners?

One Arm Dumbbell Row is a beginner exercise. It is a good choice if you are new to training.

One Arm Dumbbell Row Exercise - How To Video & Tips

One Arm Dumbbell Row Overview

The one arm dumbbell row is a back move with one dumbbell. You lean on a bench and pull the weight to your hip. It builds your lats, the big wing muscles on the sides of your back. It also works your middle back, biceps, and forearms. The biceps are the front of your arms. You need one dumbbell and a bench. The one arm dumbbell row is great for beginners. Working one side at a time fixes weak spots. It builds a strong, wide back. The bench helps you stay steady and safe. Use it on a pull day or a back workout. It also fits a full-body routine. The one arm dumbbell row lets you focus on each side of your back.

What Is The Point of the One Arm Dumbbell Row?

The one arm dumbbell row builds a strong, wide back while fixing muscle imbalances. It targets your lats and helps create that V-shaped upper body.

How To Do The One Arm Dumbbell Row

Set up next to a flat bench and place one knee and the same-side hand on it for support. Hold a dumbbell in your free hand with your arm hanging straight down. Your planted leg stays on the floor for balance.
Set your back flat and roughly parallel to the floor. Brace your core and keep a neutral spine, avoiding any rounding or overarching. This flat, stable back is the foundation of a safe row.
Let the dumbbell hang at arm's length below your shoulder, feeling a stretch across your lat. Keep your shoulders square and level rather than letting the loaded side drop or twist.
Take a breath and brace, then begin the row by driving your elbow up toward your hip. Lead with the elbow, not the hand, so your back does the pulling instead of your arm.
Pull the dumbbell up to the side of your hip in a smooth, controlled motion. Keep your elbow close to your body rather than letting it flare out wide.
At the top, squeeze your shoulder blade back toward your spine to fully contract your lat and mid back. This retraction is where the muscle works hardest, so pause for a beat.
Lower the dumbbell slowly under control back to the fully stretched starting position. Aim for a 2 to 3 second descent so your lat works on the way down too.
Keep your torso still the whole time, resisting the urge to twist or heave. Finish all your reps on one side, then switch. Most people build well here in the 8 to 12 rep range for 3 to 4 sets.

One Arm Dumbbell Row Form Tips

Keep your back flat and level. Do not let it round or twist.
Lead the pull with your elbow, not your hand. This uses your back.
Pull the dumbbell to your hip, not your chest. This hits your lats.
Squeeze your shoulder blade back at the top. Hold for a beat.
Lower the weight slowly and all the way down. Feel the stretch.
Keep your hips square to the floor. Do not rotate to lift.
Keep your neck in line with your back. Look at the floor ahead.
Brace your belly the whole time. This keeps your spine safe.
Breathe in at the bottom. Breathe out as you pull.

Common Mistakes to Avoid for the One Arm Dumbbell Row

Twisting your torso to heave the weight up. Rotating your body to fling the dumbbell uses momentum instead of your back and can strain your spine. Keep your torso locked and still so your lat does the pulling.
Rounding your lower back. A rounded spine under load puts your discs at risk and weakens your pull. Set a flat, neutral back before you start and hold it through every rep.
Pulling with your arm instead of your back. Yanking with the biceps and leading with the hand turns a back exercise into an arm curl. Lead with your elbow and think about driving it up toward your hip.
Flaring the elbow out wide. A wide elbow shifts the work to your rear delt and stresses the shoulder. Keep the elbow tracking close to your body so the lat and mid back get the load.
Skipping the shoulder blade squeeze at the top. Stopping short of full retraction leaves the best part of the contraction on the table. Pull the blade back toward your spine and squeeze at the top of each rep.
Cutting the range of motion short. Half reps that never reach a full stretch or a full contraction limit your back development. Let the arm hang fully at the bottom and row all the way to your hip.
Rushing the lowering phase. Dropping the dumbbell fast wastes the eccentric, a prime muscle-building part of the rep. Control a 2 to 3 second descent so the lat works on the way down.
Using too much weight and losing form. Ego loading forces you to swing and cheat, which cuts back activation. Pick a weight you can row cleanly with a still torso and a full squeeze.
Letting the loaded shoulder drop and round forward. When the shoulder collapses at the bottom you lose your set and stress the joint. Keep your shoulder pulled back and stable even in the stretch.
Craning your neck to look up. Lifting your head strains your neck and rounds your setup. Keep your neck neutral by looking at the floor a bit ahead of the bench.
Holding your breath and losing your brace. A loose trunk makes it harder to keep your back flat and stable. Brace before each rep and breathe in a steady rhythm.

One Arm Dumbbell Row Workout Tips

Lead every rep with your elbow, not your hand. Thinking about driving the elbow up and back turns the movement into a true back builder rather than an arm exercise.
Chase the mind-muscle connection with your lat. Feeling the lat stretch at the bottom and squeeze at the top makes the row far more effective for building a wide, thick back.
Get a full stretch at the bottom of each rep. Letting the dumbbell hang and reaching into the stretch loads the lat through its complete range, which drives more growth.
Squeeze your shoulder blade to your spine at the top. That retraction fully contracts the mid back and lat, so pause for a beat to make every rep count.
Control the eccentric over 2 to 3 seconds. A slow lowering phase keeps the lat under tension longer and builds more muscle than dropping the weight.
Keep your torso locked and still. Resisting the urge to twist forces your back to do the work instead of momentum, and it protects your spine.
Use a slightly heavier dumbbell than you can on machines. The single-arm setup and stable base let you handle real load, so do not be shy about progressive overload.
Do 8 to 12 reps per arm for 3 to 4 sets for size. For more strength, use a heavier dumbbell and drop to 6 to 8 reps with straps if your grip fails.
Start with your weaker side and match its reps. Training one arm at a time exposes imbalances, so let the weaker side set the standard for both.
Use straps on heavy sets if your grip gives out first. When your forearms fatigue before your lat, straps let your back get the full workload it needs.
Program rows to balance your pressing. A strong back from rowing supports healthy shoulders and better posture, so match your pulling volume to your pushing.
Try a slight pause in the stretched position on some sets. A brief hold at the bottom kills momentum and forces the lat to start the pull from a dead stop.
Film yourself from the side to check for twisting. Video reveals whether your torso is staying locked far better than how the set feels.
Keep your elbow close to your body throughout. A tight elbow path keeps the tension on the lat and off the shoulder joint.
Do not train to failure on every set. Leaving a rep or two in reserve protects your form and helps you recover for your next back session.
Be consistent and progress steadily. A strong, wide back is built from months of clean rows with gradually heavier dumbbells.