Why rates of lung cancer among non-smokers – and women – are rising?

Lung cancer is the most common cancer globally, with 1.8 million new cases diagnosed worldwide in 2012 (the most up-to-date figures available). Although 58% of new cases were in developing countries, the disease is a widespread problem – 45000 people are diagnosed with it annually in the UK, 230000 in the US and 125000 in Australia. 

Making matters worse, over the last few decades, patient survival has barely improved In 1971-1972, the chance of surviving for 10 years after diagnosis was just 3%. By 2010-2011, 5%. Over the same period, breast cancer death rates declined by34%. 

A common view of lung cancer is that it is self-inflicted by smoking – and that the problem will eventually disappear when everyone gives up the habit. But aside from the fact that none of this helps former or current smokers who currently have the disease, there are two major flaws with this thinking.

First, lung cancer cases aren’t declining across the board.

The gender gap is one obvious example. More men than women still are diagnosed with ...

To read full article visit the link below: 

http://www.bbc.com/future/story/20180625-why-the-rate-of-women-getting-lung-cancer-is-rising

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