NextSet
Exercise library

Quads

Leg Extension

Trains quads. You'll need a seated leg extension. We use it as an accessory rather than a main lift.

What you need

Equipment
Seated Leg Extension
Trains
Quads
In a plan
An accessory

How to do it

Pause for a beat at the top, lower slowly. No swinging the weight up.

Watch the form ↗

That's a search, not a fixed video — deliberately. A pinned clip can be deleted or turn out to be a bad demonstration, and you'd only find out mid-workout.

When we won't give you this

  • We leave this out for anyone who's flagged their knees — it loads a deep, bent-knee position under weight.

None of this is medical advice — see the health disclaimer.

If the machine's busy

These train the same pattern, and they're what the app offers you as a swap: