Study Purpose: This research looks at how young adults feel about using different types of electronic cigarettes (e-cigarettes) that have a special ingredient called metatine.
Who Can Join: We need people who are 21 to 34 years old and already use nicotine e-cigarettes regularly. You must speak English, be willing to follow study rules, and not have had COVID-19 recently.
Study Details: Participants will come to 3 sessions. During each session, you'll try one of three different e-cigarettes for 30 minutes and answer questions about them. There will also be 4 blood tests during the session. The study will help us learn about the appeal and behavior related to these products.
- Time Commitment: 3 sessions, each lasting about 30 minutes plus blood tests.
- Requirements: Must not use any e-cigarette 12 hours before each session.
- Eligibility: Must not have certain health conditions, be pregnant, or have had a recent COVID-19 diagnosis.
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