Impact of Instagram and TikTok influencer marketing on perceptions of e-cigarettes and perceptions of influencers in young adults: a randomised survey-based experiment.

Background: Pairing e-cigarettes with healthy lifestyle contexts in influencers' promotional social media posts may increase e-cigarette use risk among young adults. This study examined the effects of e-cigarette and healthy lifestyle content on young adults' perceptions of influencer credibility, harm perceptions of, and susceptibility to use, e-cigarettes.

Methods: In this survey-based online, repeated-measures experiment (2023), California young adults (N=1494, M=23 (SD=1.

"Do all bisexuals have this power?": An exploratory study of "crippling nicotine addiction," identity, and other emergent themes in vaping messages on QueerTok.

Nicotine and tobacco use disproportionally affects sexual and gender minority (SGM) populations in the United States. Social media narratives may contribute to these disparities. This qualitative study delineated perceptions and experiences depicted in SGM-related videos about nicotine vaping on TikTok.

Tobacco, cannabis, alcohol, and polysubstance use disparities among sexual identity groups of US young adult women and men.

Background: Sexual minority young adults (SMYAs) display higher rates of polysubstance use (i.e., current use of multiple substances) than their heterosexual peers, but limited research has explored differences by gender and specific sexual identity.

Appeal and Sensory Characteristics of Oral Nicotine Products in Young Adults Who Vape E-Cigarettes.

Introduction: This study applied a novel tobacco regulatory science paradigm to characterize inter-product variation in the appeal and sensory features of emerging commercial and therapeutic oral nicotine products (ONPs) among young adults that vape e-cigarettes.

Methods: Twenty-three young adults without ONP experience who use e-cigarettes completed a single-blind, single-visit remote lab study. Participants rated appeal and sensory characteristics during 5-minute standardized self-administrations of 8 ONPs (4 fruit, 4 mint) from various brands (Lucy, Rouge, Solace, Nicorette, On!, Velo).

Minority stress mediates associations of sexual minority state policies and tobacco use among US sexual minority young adults.

Introduction: State policies surrounding sexual minority (SM) rights are associated with tobacco use among SM individuals. Research is scant regarding the role of distinct SM policy categories on SM young adults' (SMYAs) tobacco use and mechanisms explaining these associations.

Methods: We analyzed 2023 survey data from 1100 SMYAs (ages 18-34; 14.

A randomized controlled trial evaluation of a smoking cessation and physical activity intervention delivered via telemedicine in the Norton Sound region of Alaska.

Objectives: Tobacco use disproportionately affects Alaska Native people. Physical activity may aid quitting smoking and provides health benefits. We tested telemedicine-delivered heart health interventions in Alaska's Norton Sound region.

Recall of Flavor at First E-cigarette Use and Its Association with E-cigarette Progression: The Mediating Effects of First Sensory Experience.

Objective: To test whether the association between flavor at first vape and continued use is mediated through subjective experience at first vape.

Study Design: In a 2020 cross-sectional survey, 955 young adult ever-vapers recalled their first flavor vaped, subjective experiences at first use, current vaping behavior, nicotine dependence, and quit attempts. A latent class model grouped first-use subjective experiences into classes.

Effects of exposure to snus marketing with versus without modified risk tobacco product claims on snus use intention and perceived harm among young adults.

Background: We tested whether snus marketing with modified risk tobacco product (MRTP) claims: (a) promotes accurate knowledge about snus's health effects in young adults and (b) encourages use intentions in only those who use combustible tobacco without attracting other young adult populations.

Methods: A randomised between-subjects experiment was embedded in a 2020 web survey of participants from Los Angeles (aged 19-23 years). Participants viewed mass-marketed snus advertising materials with (n=1212) vs without (n=1225) US Food and Drug Administration-authorised MRTP claims.

Alcohol Use and Life Stressors During the COVID-19 Pandemic: A Longitudinal Study of Young Adults.

Objective: To estimate the extent to which drinking to cope with the COVID-19 pandemic and experiencing pandemic-related life stressors are associated with alcohol use escalation among young adults.

Methods: Respondents in Los Angeles, CA, USA (N=2,130) completed prospective cohort study surveys before (baseline; October 2018-November 2019; mean age: 19.7[SD=0.

Emotion Regulation Moderates Associations between Discrimination and Cannabis Use Patterns among Sexual Minority Young Adult Women.

Background: Sexual minority young adults (SMYAs) experience discrimination and have high cannabis use prevalence. Discrimination may be associated with cannabis use, including hazardous use and co-use with tobacco, depending on emotion regulation and gender.

Methods: Fall 2020 survey data assessed discrimination, use frequency of emotion regulation strategies (i.

Characteristics of Adolescents' and Young Adults' Exposure to and Engagement with Nicotine and Tobacco Product Content on Social Media.

To inform policy and messaging, this study examined characteristics of adolescents' and young adults' (AYAs') exposure to and engagement with nicotine and tobacco product (NTP) social media (SM) content. In this cross-sectional survey study, AYAs aged 13-26 (=1,163) reported current NTP use, SM use frequency, and exposure to and engagement with SM content promoting and opposing NTP use (i.e.

US adolescents' response to nicotine warning labels in influencer e-cigarette marketing social media posts: a survey-based randomised between-subject experiment.

Background: E-cigarette promotional posts with misleading nicotine warning labels on social media may lower adolescents' risk perceptions of e-cigarettes. A between-subject experiment assessed effects of influencers' e-cigarette promotional posts with different nicotine warning labels on adolescents' e-cigarette harm perceptions, susceptibility to e-cigarette use and perceptions of influencer credibility.

Methods: In 2022, adolescents (N=1864, M=17 (SD=0.

Young Adults' Exposure to and Engagement With Tobacco-Related Social Media Content and Subsequent Tobacco Use.

Introduction: Nicotine/tobacco social media content may increase young people's risk for use. This study examined prospective associations between exposure to and engagement with nicotine/tobacco-related social media content and nicotine/tobacco use among young adults.

Aims And Methods: Young adults (N = 2080) originally recruited from Southern California high schools for a prospective cohort study reported frequency of viewing and posting nicotine/tobacco content on four social media platforms (Facebook, Instagram, Twitter, and YouTube).

Do Smartphone Apps Impact Long-Term Smoking Cessation for Sexual and Gender Minority Adults? Exploratory Results from a 2-Arm Randomized Trial Comparing Acceptance and Commitment Therapy with Standard US Clinical Practice Guidelines.

Sexual and gender minority (SGM) adults face unique challenges in accessing smoking cessation care due to stigma tied to their identities smoking. While cessation apps show promise in the general population, their efficacy for SGM adults is unclear. This study utilized data from a randomized trial to compare two cessation apps, iCanQuit (Acceptance and Commitment Therapy-based) and QuitGuide (US Clinical Practice Guidelines-based) among 403 SGM adults.

Cannabis Use Differences Among Sexual Minority Versus Heterosexual Females and Males in Oklahoma: The Roles of Mental Health, Cannabis Perceptions, and Cannabis Marketing Exposure.

Introduction: Despite the high cannabis use rates among sexual minority (SM) individuals, less research has examined factors related to cannabis use among SM (vs. heterosexual) individuals, especially in places with legal medical cannabis retail markets and high structural stigma, like Oklahoma.

Methods: Data were from a survey of Oklahoma adults, including 3020 females (18.

Unmet Healthcare Needs and Medical Cannabis Use Among Sexual and Gender Minoritized Adults in a High-Stigma Environment.

Sexual and gender minoritized (SGM) individuals in high-stigma areas may use cannabis to cope with unmet healthcare needs and elevated stress. Adults in Oklahoma (M = 43.9[SD = 16.

Adolescents' perceptions of substance use messaging in the age of social media: resolving cognitive dissonance.

This study interviewed adolescents about their exposure to and perceptions of substance-related social media content and substance use prevention messages. Participants (analytic sample N = 30, age 14-18 years, in CA, USA, 40% male) were recruited from Instagram and Facebook for online semi-structured interviews. An interview transcript coding guide was developed based on the interview questions and emerging themes.

Active Social Media Use and Health Indicators Among Sexual and Gender Minority Adults.

Sexual and gender minority (SGM) individuals may receive social support through active use of social media (i.e., posting and interacting).

Effects of flavour and modified risk claims on nicotine pouch perceptions and use intentions among young adults who use inhalable nicotine and tobacco products: a randomised controlled trial.

Background: Availability of flavours and potential modified risk tobacco product (MRTP) claims may influence young adults' (YAs') perceptions of and intentions to use nicotine pouches ('pouches').

Methods: YAs aged 21-34 years (N=47, =24.5, =3.

Differences by Emotion Regulation in the Association Between Discrimination and Tobacco Use Among Sexual Minority Young Adults.

Little research has examined factors, such as emotion regulation strategies, that amplify or mitigate associations between discrimination and tobacco use among sexual minority young adults (SMYAs). SM-identifying YA (ages 18-34) women ( = 450;  = 24.11; 31.

Longitudinal Transitions Between Use of Combustible, Noncombustible, and Multiple Cannabis Products From Adolescence to Young Adulthood and Intersections With Nicotine Use.

Understanding transitions across use of different types of cannabis products and multiple cannabis products and how they intersect with nicotine use in young people can inform etiology and prevention. In this study, we examined transitions across use of combustible and noncombustible forms of cannabis and multiple types of cannabis from adolescence to young adulthood and the role of nicotine use in transitions. In a Southern California longitudinal cohort study (n = 3,298; baseline mean age = 16.

Effects of a nicotine warning label and vaping cessation resources on young adults' perceptions of pro-vaping instagram influencer posts.

Background: Exposure to social media content promoting e-cigarette use ("vaping") is associated with subsequent tobacco use among young adults. Adding features to pro-vaping Instagram influencer posts, such as a nicotine warning label and vaping cessation resources, could help counteract posts' negative influence.

Methods: Young adults (N = 2,179; M = 22.

Young Adults' Perceptions of and Intentions to Use Nicotine and Cannabis Vaporizers in Response to e-Cigarette or Vaping-Associated Lung Injury Instagram Posts: Experimental Study.

Background: Inhaling aerosolized nicotine and cannabis (colloquially called "vaping") is prevalent among young adults. Instagram influencers often promote both nicotine and cannabis vaporizer products. However, Instagram posts discouraging the use of both products received national media attention during the 2019 outbreak of e-cigarette or vaping-associated lung injury (EVALI).

Appeal of e-cigarette flavors: Differences between never and ever use of combustible cigarettes.

Background: Characterizing the appeal of flavored e-cigarette solutions by tobacco product use status can inform regulations to reduce vaping in those who never smoked without discouraging adopting e-cigarettes as a quit-smoking aid.

Methods: Adults aged 21+ who currently use tobacco products (N = 119) self-administered standardized puffs of eight non-tobacco flavored and two tobacco-flavored e-cigarette solutions using a pod-style device. Participants rated appeal (0-100 scale) following each administration.