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.
Lie flat on the floor, making sure the small of your back is as close to the floor as possible. Lift each leg from the hip, keeping the knee straight. Go up to 90 degrees, then slowly lower. Do this about 10 times per leg per session. Walking is the best exercise for building up your calves. Be sure to put a spring into your step.