Florida International University psychologists Elisa Trucco and Matthew Sutherland are in a race to find answers about the impact of e-cigarettes on the adolescent brain. [...] Adolescents are particularly vulnerable to the adverse effects of nicotine because their brains are still rapidly developing, according to Trucco and Sutherland. Research is critical to help clinicians improve prevention programming and assist policymakers in deciding how to continue regulating these products, they said.