VM As E Cigarette Usage Increases, So Does the Risk of Vision Loss How many Americans have tried e cigarettes? PBS News Vaping, Smoking, and Your Vision: What You Need to Know Cascadia Eye Vaping's effect on the eyes A massive research analysis from Johns Hopkins (2025) followed nearly 250,000 adults for four years. The finding was blunt: People who vape even those who NEVER smoked cigarettes had a