Could a cuppa with a stranger be the missing link in patient care?

When John Davey became a quadruple amputee, he spent eight months lying in a hospital bed before a chance meeting in rehab showed him the true meaning of companionship. 

Social connection can be a crucial part of a medical recovery, but often it's the one thing that hospitals can't provide.

Could a willing listener, someone to process your thoughts about what's happening to your body, be the key to recovery?