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.
Leg Lift Exercise For Stiff Knee. 1  Lie On Your Back: Keep one knee raised with heel on the floor. Keep the other leg straight and raise it to a comfortable level. 2  Sit on a chair: Raise your leg to straighten the knee, hold and bring it down.
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.