My life changed irrevocably four-and-a-half years ago when...

My life changed irrevocably four-and-a-half years ago when my spine failed and collapsed. I spent two years on the floor, in excruciating, debilitating and unrelenting pain. I can only describe the pain as being submerged into a vat of scalding acid that has an electric current running through it. And you can never get out, ever.