I was told I had two weeks to live - why are so many young, fit, non-smoking women getting lung cancer?

For decades, lung cancer has been viewed as a disease of older men who smoked. Now, cases among young women are on the rise and doctors are baffled. Could air pollution be behind it?Towards the end of 2019, Becca Smiths life was full and hectic. At 28, she had taken on a unit in Chester to convert into a yoga studio, poured in all her savings and hired teachers, while at the same time working as a personal trainer. Her days started at 5am; she was driven, stressed, excited, and had no time for t...