Tobacco, alcohol are main causes of cancer worldwide: study - Jacaranda FM

Nearly half of cancers worldwide can be traced back to a known risk factor, primarily tobacco or alcohol, a huge global study found on Friday, which said that behavioural changes can help reduce the threat of disease.

The study -- published in the Lancet and conducted as part of a vast research programme funded by the Bill Gates Foundation -- concluded that 44.4 percent of cancer deaths worldwide were attributable… [+1503 chars]

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