After a spinal cord injury, nearby cells quickly rush to action, forming protective scar tissue around the damaged area to stabilize and protect it. But over time, too much scarring can prevent nerves ...

Nerve pathways in the spinal cord can be damaged or severed after an accident or serious injury, a condition known as paraplegia. Depending on where the injury is located, different parts of the body ...

Anderson Cooper: This week on 60 Minutes, we're doing a story about efforts to help people who are paralyzed with severe spinal cord injuries develop the ability to walk again. And not just walk again ...