kkleiner writes: "British researchers successfully restored the ability to walk in paralyzed dogs. Special cells taken from the dogs’ noses and transplanted to injured areas caused regrowth of neurons. Within six months the dogs amazingly regained used of their hind legs and were able to use a treadmill, some without a harness. The researchers hope the procedure might one day lead to a cure for humans with spinal cord injury." Link to Original Source
I've never been canoeing before, but I imagine there must be just a few
simple heuristics you have to remember...
Yes, don't fall out, and don't hit rocks.