Key Takeaways

Text-only warnings of health impacts of e-cigarettes were associated with an increased belief in risk and addiction from vaping.

The warnings outperformed nicotine addiction warnings on outcomes like reduced intention to vape and increased intention to quit.

E-cigarette warnings in the U.S. currently are limited to text-only nicotine addiction warnings that cover 30% of the package.

Words that cautioned about the health effects of e-cigarettes increased beliefs in the harms associated with these tobacco products, a meta-analysis showed, supporting additional warnings beyond nicotine addiction.

Text-only warnings of the health effects were associated with increased beliefs about the harm and addictiveness of e-cigarettes, an increased intention to quit, and other measures

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