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Whether it can lead to COPD is still unknown, but emerging evidence suggests that exposure to aerosols from e-cigarettes harms the cells of the lung and diminishes the ability to respond to infection.

E-cigarettes biggest threat to public health may be this: The increasing popularity of vaping may re-normalize smoking, which has declined for years, says the American Heart Association

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It was one of the most humiliating defeats ever suffered by an American army