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.
Part 2 of 3: Exercising to Strengthen Your Knees. 1. Stretch your IT band. Spending some time stretching and warming up your IT band before diving into a strenuous activity is a good way to keep your knees strong. 1  Stand with your left foot crossed over your right and stretch your arms above your head.