A bone scan is a nuclear imaging procedure. In nuclear imaging, tiny amounts of radioactive materials (tracers) are injected into a vein and taken up in varying amounts at different sites in the body.Areas of the body where cells and tissues are repairing themselves most actively take up the largest amounts of tracer. bone scan is a nuclear imaging procedure. In nuclear imaging, tiny amounts of radioactive materials (tracers) are injected into a vein and taken up in varying amounts at different sites in the body.
Knee Bend Exercise For Stiff Knee. 1  Prone Knee Bend Exercise For Knee Stiffness: Lie on stomach; bend knees towards the body, hold and straighten them again. 2  Standing Knee Bend Exercise With Chair Support For Stiff Knee: Stand supporting hands on a chair.
Strengthen the muscles in the legs to reduce stiffness and pain in the knees. Stand next to a wall and place your hand against it to keep your balance. Stand on your uninjured leg and bend your injured knee as you grab your shin with one hand. Hold your leg in place as you try to bring your heel to your buttocks.