Vaping and Electronic Cigarette Toxicity Overview and Recommendations (Project VECTOR) Intrepid Lab E cigarette use increases risk for developing major respiratory diseases The electronic cigarette epidemic Chronic Disease A new study published in Nicotine & Tobacco Research found that those using e cigarettes alone were more than twice as likely to develop COPD than people who didn't use any tobacco products, COPD and Vaping: Understanding the Risks and Long Term Effects