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Cigarettes Boost Plaque Buildup
Cigarette smoking contributes to heart disease by choking off the heart's supply of blood. The byproducts of smoking damage the linings of arteries and promote the buildup of blood-vessel-clogging plaque. And these harmful effects extend beyond the heart's large arteries into the network of tiny blood vessels that supply blood to most of the heart muscle, according to the American Heart Association.