Key Numbers at a Glance
Key Numbers at a Glance EVALI Cases (US) 2,807+ Total reported, 68 deaths (CDC 2020) EVALI Cause 99% Linked to illegal THC carts w/ vitamin E acetate vs…
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Key Numbers at a Glance EVALI Cases (US) 2,807+ Total reported, 68 deaths (CDC 2020) EVALI Cause 99% Linked to illegal THC carts w/ vitamin E acetate vs…
What the Research Says About Vaping and Lung Health The research landscape on vaping and lung health divides into three tiers of evidence quality: Evidence…
EVALI: The 2019 Outbreak and What We Learned In summer 2019, hospitals across the US began reporting clusters of severe lung injury in people who vaped. By…
Vaping vs Smoking: Lung Damage Comparison This is the comparison that matters most for adult smokers. If you're currently smoking and considering switching,…
COPD and Chronic Respiratory Symptoms Chronic Obstructive Pulmonary Disease (COPD) — which includes emphysema and chronic bronchitis — is the long-term lung…
Flavoring Chemicals and Lung Irritation This is where the science gets concerning. While the base ingredients of e-liquid (PG, VG, nicotine) are relatively…
Heavy Metals and Lung Tissue Exposure Heavy metals in vape aerosol come primarily from two sources: the heating coil (chromium, nickel, copper) and the…
The "Popcorn Lung" Myth: What's Actually True "Popcorn lung" is the common name for bronchiolitis obliterans , a serious and irreversible lung disease that…
Who's Most at Risk? Lung health risks from vaping are not evenly distributed. Some groups face substantially higher risk: People with pre-existing lung…
How to Reduce Lung Health Risks If you vape and want to minimize lung health risks, here are evidence-based steps you can take: Choose lower-risk flavors.…
Research Limitations and What We Still Don't Know It is critical to be honest about the limits of current research. Here are the biggest gaps: No long-term…
Who Should Read This Report? The Adult Smoker Considering Switching Key takeaway: Vaping reduces but does not eliminate lung harm. It's a substantial…
Frequently Asked Questions Is vaping bad for your lungs? Vaping is not good for your lungs — it introduces foreign substances (flavoring chemicals, nicotine,…
We Want to Hear From You Lung health is personal — everyone's experience is different. We want to hear yours. Questions for discussion: Have you noticed…
Related Articles Cluster 4: E-Liquid Best Vape Juice 2026: Buying Guide E-liquid safety markers, brand rankings, and flavor recommendations. Cluster 2: Guides…
Sources CDC. "Outbreak of Lung Injury Associated with the Use of E-Cigarette, or Vaping, Products." Updated February 2020. — CDC.gov Blount BC et al. "Vitamin…
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