MariposasHow to Do the Lateral Raise
By Zachary, builder of Mariposas · Reviewed against published exercise-science sources (references)
· Last updated June 2026
The lateral raise has one job: loading the side deltoid head in a way that pressing movements simply cannot replicate. A shoulder press drives the anterior delt and triceps through a vertical plane, largely bypassing the lateral head, while a lateral raise isolates it by lifting the arm away from the body into abduction. That narrow focus is exactly why physique athletes and strength trainees alike use it to build the shoulder width that makes a torso look broader from the front. Track every set in the Mariposas app for free.
How to do it
- Stand with feet roughly hip-width apart, a dumbbell in each hand hanging at your sides with palms facing your body, and a soft bend locked into your elbows that you will hold for the entire set.
- Before you lift, brace your core lightly, pull your shoulders slightly back and down away from your ears, and fix your gaze at a neutral point ahead so your neck stays long.
- Initiate the movement by pressing the dumbbells outward and upward through the fronts of your shoulders, not by swinging your torso or shrugging your traps to get momentum.
- Lead with your elbows rather than your wrists: think of your hands as hooks and drive the bony point of the elbow toward the ceiling as the arm rises.
- As your arms reach roughly parallel with the floor, your palms should be angled slightly downward, as though you are pouring water out of a pitcher, which internally rotates the humerus and keeps the side delt under tension rather than the anterior delt taking over.
- Pause for a count at the top so the dumbbells are not simply tossed up and dropped, then lower under control over two to three seconds back to the starting position.
- At the bottom, resist the urge to let the weights rest on your thighs or swing forward; keep a small amount of tension in the side delt throughout so the muscle stays loaded between reps.
- Complete all reps on both sides simultaneously, or alternate arms if balance or fatigue management is a concern.
Form cues
- Drive elbows up, not hands.
- Pour the pitcher at the top.
- Slow the way down, own the eccentric.
- Shoulders stay packed, no shrugging.
- Stop at parallel, not overhead.
Common mistakes
- Using too much weight and swinging the torso to get the dumbbells up: momentum shifts the work onto the lower back and front delt, and the side delt barely contracts. Drop to a weight you can control with a strict tempo and the issue resolves immediately.
- Letting the elbows drop so the arm is nearly straight: a straight arm dramatically increases the lever, and most people compensate by recruiting the upper traps to shrug the weight up rather than abducting through the shoulder joint. Keep that soft elbow bend locked in.
- Raising the dumbbells above shoulder height: going past parallel does not add more side delt activation and instead loads the upper traps and risks impingement in the subacromial space. Parallel is the ceiling.
- Rushing the lowering phase: the eccentric portion of this lift is where a lot of the muscle-building stimulus lives. A two-second controlled descent keeps tension on the side delt far longer than dropping the weight back to the start.
- Gripping the dumbbells with maximum hand tension throughout: a white-knuckle grip encourages the forearm flexors and shoulder to tense up in ways that can shift effort away from the target. A relaxed grip with the focus on the elbow and shoulder tends to clean up the pattern quickly.
Why do the Lateral Raise?
- The side delt is the primary contributor to shoulder width as seen from the front, and direct isolation work here fills out that silhouette in a way that pressing alone rarely achieves even after years of training.
- Because the lateral raise is single-joint and uses relatively light loads, it places far less compressive force on the spine and shoulder joint than overhead pressing, making it a way to accumulate meaningful shoulder volume with lower systemic fatigue.
- Stronger, better-developed lateral delts contribute to stability during overhead and horizontal pressing movements by helping center the humeral head in the socket throughout the range of motion.
- The slow eccentric common in lateral raise programming builds localized muscular endurance in the delt that carries over to repeated overhead tasks, throwing sports, and swimming strokes where sustained shoulder activation is required.
Lateral Raise variations
- Cable Lateral Raise
- The cable pulley creates constant tension through the full range of motion, including the bottom position where a dumbbell goes slack, making it a useful progression for lifters who want to increase time under tension or who feel the dumbbell version is too easy at the start of the rep.
- Seated Dumbbell Lateral Raise
- Sitting eliminates the option to use leg drive or torso lean for momentum, so it functions as a regression that enforces strict form, which is useful early in learning the movement or at the end of a set when fatigue tempts cheating.
- Incline Lateral Raise
- Lying on your side on an incline bench shifts the stretch position so the delt is loaded more heavily at the bottom of the rep; this is a harder variation that emphasizes the lengthened portion of the muscle and is commonly used by lifters chasing hypertrophy with a stretch-focused stimulus.
- Plate Lateral Raise
- Holding a weight plate by its edges requires more grip involvement and changes the load distribution slightly, offering a low-cost way to vary the stimulus when dumbbells of the right weight are unavailable.
How to program it
The lateral raise tends to sit toward the middle or end of an upper-body or shoulder-focused session, after compound pressing work has been completed, because it is an isolation movement that fatigues the side delt without draining the whole-body energy needed for heavier lifts. Many lifters program it in the 12 to 20 rep range, sometimes higher, because the side delt responds well to higher volumes and the relatively light loads used make very low rep ranges impractical. Some programs place it in two or three sessions per week given how quickly the muscle recovers compared to larger compound-trained muscle groups. Drop sets and rest-pause sets are popular techniques here because the weight is light enough to manage safely when taken close to failure.
Lateral Raise alternatives
FAQ
- How heavy should I go on lateral raises?
- Most people find the sweet spot is a weight that makes the last few reps of a 15 to 20 rep set genuinely difficult without requiring any torso swing. If you are rocking backward to get the dumbbells up, the weight is too heavy for strict work. For reference, many experienced lifters use dumbbells that are a fraction of what they press overhead, and that is completely normal for this movement.
- Why do my traps feel lateral raises more than my shoulders?
- The most common reason is that the elbows are dropping too low and the arm is too straight, which increases the lever arm enough that the traps fire hard to assist the lift. Leading with the elbow, keeping the soft bend, and stopping at parallel rather than higher usually pulls the sensation back into the side delt where it belongs.
- Should I do lateral raises with dumbbells or cables?
- Both train the side delt effectively. Dumbbells are more convenient and allow heavier loads at the top of the arc, while cables maintain tension at the bottom of the movement where a dumbbell provides almost none. Many programs use both across a training week to cover both portions of the strength curve.
- Can lateral raises hurt my shoulder?
- For most healthy shoulders they are well-tolerated at appropriate loads, but lifting the arms above parallel can compress the subacromial space, particularly for people with existing impingement. Keeping the range of motion to roughly parallel with the floor and avoiding extreme loads reduces that risk considerably. Anyone with shoulder pain should get it assessed rather than training through it.
- Are lateral raises useful if I already press heavy overhead?
- Yes, because overhead pressing primarily loads the anterior delt and the upper chest in the pushing pattern, and the side delt is largely a secondary contributor rather than the primary mover. Lifters who press a lot but skip direct lateral work often have anterior delts that visually dominate and side delts that lag, since the pressing stimulus is not sufficient to fully develop the lateral head.