Before your test, your doctor will ask you to take off all jewelry and ... up the most tracer. In bone scans for cancer, your doctor usually looks at your entire body for any bone damage.

There are therapies that target cancer cells anywhere in your body. Other treatments ... your cancer has spread to your bones. Make sure you understand all of your treatment options.

PRESENTER:Not all animals have their skeletons on the ... Zoe demonstrates to a group of children how our muscles and bones allow our body to move. We hear about how some animals have exoskeletons ...