High-Puff Vapes Become More Toxic Over Time, Study Says
By Dennis Thompson HealthDay ReporterWEDNESDAY, June 3, 2026 (HealthDay News) — E-cigarettes that offer a lot of extra puffs might become more toxic the longer they are used, a new study says. High-puff vapes can typically deliver into the thousands of inhalations before they run out, because they hold more e-liquid and are designed for …