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Smokers need to quit cigarettes rather than cut back on them to significantly lower their risk of heart disease and stroke, a large BMJ study suggests.
People who smoked even one cigarette a day were still about 50% more likely to develop heart disease and 30% more likely to have a stroke than people who had never smoked, researchers
This post was originally posted on BBC News. Read the rest of the story at http://www.bbc.co.uk/news/health-42802191.
