The man who lived 70 years in the 'iron lung' has died. Paul Alexander could only leave his iron lung for a few hours after learning to breathe, and used a plastic stick with a pen attached to tap on a keyboard and communicate.

He was writing his life story in a book titled 'Three Minutes for a Dog' His condition had reportedly worsened in recent years, with a chronic respiratory infection and severe pain in his legs whenever he walked it was moving. He contracted the viral disease in the summer of 1952 when he was six.