Chair and seated movement
Seated knee extension
A TrainAI movement demonstration with equipment and setup cues.

How to do seated knee extension
quadsRepetitionshome · gym
Equipment
stable chair
- Sit upright on sturdy armless chair with both thighs supported and feet flat.
- Extend right knee to lift right foot until lower leg nearly straight forward, pause, then lower.
- Left foot fixed, right thigh remains on seat.
- Repeat on the other side with the same controlled range.
Choose a comfortable range and use secure equipment. The illustration is a movement reference; stop if a movement causes pain.