But what is an iron lung and how does it work. Video by Sanjana Bhambhani Tom Hiddleston gives a demo of his signature move, which he calls 'just keep swimming'. The ancient city of Butrint is the ...

He couldn't move to feel what was trapping him, and when he tried to call for help, he discovered he couldn't make a sound ... to breathe without the iron lung machine that now encased his ...