One drink a day increases the risk of breast cancer by 15%

One drink a day increases the risk of breast cancer by 15%

Having just one drink a day increases the risk of breast cancer in women by 15 per cent, a major study has found.

The findings have led Harvard University researchers to recommend that those with a family history of cancer, particularly women, should consider reducing their intake below recommended levels.

The study, published by the BMJ, found a link between alcohol and cancer in men who had smoked at some point in their lives, but not in those who had never been a smoker.

However, even in women who had never smoked, the risk of alcohol-related cancers – mainly breast cancer – increased even after one alcoholic drink a day.

Researchers said that because smoking is a major risk factor for most alcohol-related cancers – apart from female breast cancer – the apparent influence of alcohol on cancer could be partly driven by its effect among smokers.

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