49-year-old Ruth Birtwistle At Home For Mother's Day. She Is Attached To An 'iron Lung' Ventilator After Being Paralysed By Polio And This Was Her First Visit Home In 14 Years.

Mandatory Credit: Photo by ANL/REX (3023671a) 49-year-old Ruth Birtwistle At Home For Mother's Day. She Is Attached To An 'iron Lung' Ventilator After Being Paralysed By Polio And This Was Her First Visit Home In 14 Years. 49-year-old Ruth Birtwistle At Home For Mother's Day. She Is Attached To An 'iron Lung' Ventilator After Being Paralysed By Polio And This Was Her First Visit Home In 14 Years.