The front knee is kept bent and the back leg locked straight.

Step your right foot forward, and lower into a lunge with front knee above ankle.

Step forward with your right leg, and lower into lunge position (don't let front knee go past toes).

It's heads up, eyes forward, weights at your side - and very important - keep the front knee directly over the ankle.

Now, slowly lower your hips by bending the front knee.

She reeled and went down on her front knees.

On the ground, front knees can be effective from a few top positions such as the Side control and north-south position.

Step left foot back and lower into a lunge, keeping front knee above ankle.

Last year, he had no strength in that front knee.

When he drives his head is usually a little behind his front knee.