Those signals travel through nerves that run through your spinal cord, which is protected by bones called vertebrae. Then there's the rib cage and sternum, which protect the heart and lungs.

More people have colon cancer spread to their bones than in years past ... If colon cancer spreads to your spine, it can compress your spinal cord. This can damage nerves there and bring numbness ...

But very few surgeons think about where, in precise three-dimensional space, spinal bones should be fused, and these are done thousands of times a year.” Newton, on the other hand, is renowned ...