What Are Some Common Risks for Vaping? Health experts are sounding the alarm about a serious condition linked to vaping, known as "popcorn lung" or bronchiolitis obliterans. This irreversible lung disease is caused by harmful chemicals, like diacetyl, found Does Vaping Cause Popcorn Lung? Recent medical research and case studies have increasingly linked vaping to bronchiolitis obliterans, a rare, irreversible, and potentially fatal lung disease often referred to as popcorn lung. This condition causes permanent scarring