California holds youth vaping below half the national average while almost eliminating smoking Stanton Glantz blog Smoking cigarettes has long been proven to cause severe lung damage, including chronic obstructive pulmonary disease (COPD), emphysema, and lung cancer. Over time, cigarette smoke destroys lung tissue, fills airways with tar, Disposable E cigarettes Market Size, Share CAGR of 11.9% How Much Nicotine Is in a Cigarette? Vaping360