LONDON (Reuters) - Smokers eager to cut the risk of dying early from tobacco-related illnesses must quit completely, researchers said on Tuesday, because cutting down -- even by half -- is not enough.>>> Discuss This Story
LONDON (Reuters) - Smokers eager to cut the risk of dying early from tobacco-related illnesses must quit completely, researchers said on Tuesday, because cutting down -- even by half -- is not enough.>>> Discuss This Story