Dumbbell Single Leg Step Up
The dumbbell single leg step up is a dumbbell unilateral exercise targeting the quadriceps. The added load of the dumbbells increases lower body strength demand and helps develop balanced muscular strength between legs.
How to do it
- Stand in front of a box or bench holding a dumbbell in each hand.
- Place one foot flat on the box.
- Drive through the heel of your elevated foot to step up, bringing your other foot onto the box.
- Step back down with the trailing foot first.
- Repeat on the same leg for the desired number of repetitions, then switch.
Form cues
- Plant your entire foot firmly on the box before moving.
- Drive upward through the heel of your working leg.
- Keep your torso upright and chest open throughout.
- Lower yourself down with control rather than dropping fast.
Breathing: Inhale as you stand tall on the box, and exhale as you lower yourself back down with control.
Common mistakes
- Pushing off the bottom foot makes the movement easier but reduces work on the front leg.
- Using a box that is too high compromises form and strains the knee joint.
- Rushing the descent leads to loss of balance and reduces muscular control.
Muscles worked
Primary: quads. Secondary: glutes, hamstrings, calves.
Suggested sets & reps
Get fitter
3 sets × 10 reps per leg, rest 60 s
Lose weight
3 sets × 10–12 reps per leg, rest 60 s
Build muscle
3–4 sets × 8–10 reps per leg, rest 90 s
Easier, harder & alternatives
Make it harder
Take care if…
- If you feel sharp knee or lower back discomfort, ease off or choose a lower box height.
General educational guidance, not medical advice. Stop on sharp pain and check with a qualified professional if unsure.
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Start free →Frequently asked questions
What height should the box be?
Start with a box or sturdy bench where your knee bends at roughly a 90-degree angle when your foot is placed flat on top.
Why do I feel this more in my calves than my quads?
This usually happens if you push off your trailing foot or rise up onto your toes. Focus on keeping your entire front foot flat and driving through the heel.
Can I do this exercise without dumbbells?
Yes, you can perform bodyweight step-ups to master the balance and coordination before adding any external weight.