Up to four in 10 cancer cases worldwide are preventable as they are caused by issues such as smoking, excess weight or exposure to the sun or sunbeds, analysis shows.
Experts said it was “good news” that many cancer cases could be avoided and called for prevention strategies to focus on tackling risks and not blame.
For the study, experts from the World Health Organisation (WHO) and its International Agency for Research on Cancer (IARC) looked at 30 risk factors that cause the disease, including smoking, drinking alcohol, high body mass index, air pollution and infections.
Using data from across 185 countries and 36 cancer types they estimate that about 7.1 million (37 per cent) of the 18.7 million new cancer
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