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Smoking is the major cause of lung cancer—but the standard Western diet of processed foods can double the risk in people who’ve never smoked.
It’s not your genes, and it’s not down to bad luck: up to 90 per cent of cancers are caused by bad lifestyle choices or by environmental factors.
Around 60 per cent of cancers arejust down to 'bad luck'-and have little to do with genetics or lifestyle, researchers have claimed
CT (computed tomography) scans are 'seeing' around 18 per cent of lung cancers that aren't actually there, although with some cancers this rises to an astonishing 79 per cent of 'false positives'