The Dumbbell Lateral Lunge
Most people train in straight lines.
We squat up and down, lunge forward, walk forward, run forward, and for a lot of us, lean forward at a desk during our work day. But everyday life—and most sports—require us to move through multiple planes of movement.
That’s why I’m a big fan of the dumbbell lateral lunge.
It’s simple, effective, and it trains a movement pattern your body uses every day albeit not with intentional purpose.
It’s also an exercise that’s personal to me. Years ago, I suffered a catastrophic left leg injury playing rugby—an open fracture that required three plates and nine screws.
Rebuilding strength in that leg took time, patience, and a lot of training. Movements like the lateral lunge were a big part of helping me regain strength, balance, and confidence.
Over the years, it’s become one of my favorite exercises to coach.
Why This Exercise Works So Well
The dumbbell lateral lunge does more than just work your legs.
It builds strong hips, thighs, and a lower back.
When you step out into a lateral lunge, your glutes, quads, and inner thighs all work together. These muscles are key for both daily performance and injury prevention.
It also improves balance and coordination.
Every step you take during the day requires your body to shift weight from one leg to the other. Lateral lunges train that pattern albeit in an exaggerated manner.
It strengthens your core and pelvic stability.
Your core isn’t just your abs—it’s your entire midsection, including your pelvic floor. At the bottom of the movement there’s a natural breath brace that helps stabilize the spine and pelvis.
It connects the upper and lower body.
When you reach the weight slightly across your body, you activate a cross-body connection between the shoulder, hip, and glutes. This pattern is exactly how the body naturally moves when walking and running.
How to Do a Dumbbell Lateral Lunge
A few simple cues make the movement much more effective.
- Step wide to the side
- Sit your hips back into the working leg (side your stepping to)
- Keep the opposite leg straight while gently pressing the outside of the heel outwards
- Brace your core at the bottom
- Drive through your working side heel and hip to return to standing
Think about loading the hip rather than pushing the knee forward. Check out the video.
Common Mistakes to Avoid
A few small errors can reduce the effectiveness of the exercise.
Watch for:
- The knee collapsing inward
- The heels lifting off the floor
- Not stepping wide enough
- Leaning too far forward
Stepping wider and sitting back into the hip usually fixes most of these.
Injury-Friendly Modifications
One of the best things about this exercise is that it’s easy to adjust depending on your body.
If you have knee history (patellar pain or meniscus issues):
- Shorten the step
- Limit depth
- Start with bodyweight or a goblet hold
If you have low back sensitivity:
- Hold the dumbbell goblet style to stay upright
- Reduce the weight or no weight
- Move slowly and keep your core braced
If your hips or groin feel tight:
- Use a smaller range of motion
- Warm up with side-to-side weight shifts first
You can also perform TRX-assisted lunges, rack-assisted lunges, or bodyweight-only versions until the movement feels comfortable.
The Bottom Line
Many workouts overlook side-to-side movement, even though we rely on it every day.
Adding the dumbbell lateral lunge to your routine can help build stronger hips, better balance, and more resilient movement patterns. And sometimes the exercises that help us rebuild after injury end up becoming the ones we value the most.
WILLIAM SMITH, MS, NSCA, CSCS, MEPD, completed his B.S. in exercise science at Western Michigan University followed by a master’s degree in education and a post-graduate program at Rutgers University. In 1993, Will began coaching triathletes and working with athletes and post-rehab clientele. Will has advanced specialty certifications in cancer, post-rehab exercise and athletic development. He is the author of Exercises for Better Balance, Exercises for Parkinson’s Disease, and many other health-related books.
