Step-up
The step-up is a bodyweight unilateral exercise targeting the quadriceps. Stepping up onto an elevated surface develops single-leg strength, balance, and coordination, while also engaging the glutes and hamstrings.
How to do it
- Stand in front of a bench or box and place one foot flat on the surface.
- Drive through the heel of your raised foot to step up onto the box, bringing your trailing foot up beside it.
- Step back down with the trailing foot first, returning to the starting position.
- Repeat on the same leg for the desired number of repetitions, then switch legs.
Form cues
- Place your whole foot flat on the box
- Drive through your front heel to stand up
- Keep your chest upright and core engaged
- Lower down slowly with control
Breathing: Exhale as you press down and step up onto the box, and inhale as you lower yourself back to the starting position.
Common mistakes
- Pushing off the back foot, which shifts the work away from your front leg.
- Using a box that is too tall, causing your knee to cave inward or your heel to lift.
- Rushing the descent, which reduces muscle engagement and challenges your balance.
Muscles worked
Primary: quads. Secondary: glutes, hamstrings, calves.
Suggested sets & reps
Get fitter
3 sets × 10 reps per leg, rest 60 seconds
Lose weight
3 sets × 10–12 reps per leg, rest 60 seconds
Build muscle
3–4 sets × 8–10 reps per leg, rest 90 seconds
Easier, harder & alternatives
Make it harder
Alternatives
Take care if…
- If you feel sharp or persistent knee pain, ease off or choose a gentler movement.
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 box should I use?
Start with a low box or step where your knee sits at roughly a 90-degree angle or lower. As your balance and strength improve, you can slowly increase the height.
Why do I feel this mostly in my calves or shins?
This usually happens if you push off your back toes instead of driving through the heel of your front foot. Focus on keeping your front foot entirely flat on the box.
How often can I do step-ups?
2 to 3 times per week is a great starting point, allowing at least 48 hours of rest between lower body sessions.