11.   I flex my knees just a little, enough to make them feel alive and promote easy movement in my trunk and torso.

12.   Keeping your back flat, bend forward at the waist, flexing your knees a little more as you come down.

13.   Sitting on the bench Wednesday, he demonstrated he can flex the knee fully, placing his right foot on the bench.

14.   Watching either of these men flex his knee and raise a leg to move forward, you hold your breath.

15.   When he visited an orthopedist, the doctor flexed his knee to break up scar tissue that was tightening the joint.

16.   A hospital spokesman said Vajpayee has recovered rapidly and can now flex his knee.

17.   He worked on the putting green, flexing his knee once, then went to the driving range, and all seemed OK.

18.   Tracy said that Street was out of the operating room barely four hours when she was put on a machine to flex the knee.

19.   Tracy said that Street was out of the operating room barely four hours when she was put on a machine to continually flex the knee.