Expert Models Reframe Adolescent Vaping as a Multilevel Risk Phenomenon
Adolescent vaping emerges here as more than a question of individual choice. In this mental models study, experts from medical research, addiction science, public health prevention, and adolescent-focused practice described e-cigarette use as a behavior shaped by interacting biological, psychological, social, commercial, and regulatory forces.
The work is built on semi-structured interviews with 12 subject-matter experts in Norway, using a risk-communication framework designed to surface how specialists organize causal thinking. Instead of treating vaping as a single-cause problem, the resulting expert model places it inside a layered system: adolescents initiate use in social settings, the behavior is normalized through peer cultures and broader messaging, and continued use can be reinforced by nicotine dependence and emotional coping. That framing matters because prevention messages built around a single risk explanation rarely match how real-world behavior unfolds.
One clear thread runs through the interviews: vaping is often understood as intermittent at first, then more durable when social belonging and sensory or emotional reinforcement begin to converge.
Social Belonging, Identity, and Low Perceived Harm Drive Initiation
The first theme in the expert-derived model centers on initiation. Experts described vaping as a socially embedded practice, often tied to identity development, peer belonging, experimentation, and a low sense of personal risk. Adolescence is a developmental period in which group membership can carry more weight than abstract health warnings, and e-cigarette use can become a visible signal of affiliation, curiosity, or maturity. When a device is seen as relatively benign, the threshold for trying it falls even further.
This is where comparative risk framing becomes clinically consequential. If adolescents hear repeatedly that e-cigarettes are less harmful than cigarettes, the message can be interpreted as permission rather than caution, especially when the immediate effects of vaping feel minor or invisible. Risk perception in that setting is not a static belief; it is negotiated in conversation with peers, shaped by social media, and filtered through the everyday pressures of fitting in. The experts’ accounts suggest that prevention messages aimed only at abstract lung or cardiovascular risk may miss the social utility that vaping holds in some adolescent circles.
Nicotine Dependence and Emotional Coping Help Sustain Use
The second major theme addresses what happens after initiation. Experts described reinforcement processes in which nicotine dependence and emotional coping help convert occasional use into sustained use. Nicotine does not merely produce pharmacologic reward; in a teenager under stress, it can also become a tool for regulation, ritual, and short-term relief. Once that pattern takes hold, behavior can persist even when initial curiosity has faded.
This is the practical point where prevention and cessation messaging often collide with neurobehavioral reality. Adolescents may not continue vaping because they endorse a health argument or reject one; they may continue because the device has become part of their response to boredom, stress, social tension, or emotional arousal. In that context, messaging that focuses only on downstream disease fails to address the proximal reason the behavior survives. The expert model places nicotine dependence and coping inside the same causal chain, rather than treating them as separate issues.
Social, Commercial, and Regulatory Forces Normalize Vaping Across System Levels
The third theme expands the frame beyond the individual. Experts described vaping as enabled and legitimized by interacting drivers at social, structural, commercial, and regulatory levels. Product availability, marketing cues, peer visibility, and broader norms can all sustain the impression that vaping is ordinary rather than risky. When a behavior is repeatedly encountered in public, online, and interpersonal spaces, it acquires legitimacy through repetition alone.
This is where normalization becomes the central concept. Adolescents are not only deciding whether to vape; they are learning what the practice means in their social world. A device that appears harmless, accessible, and socially useful can slip into routine use without ever being experienced as a major decision. The expert accounts in this study suggest that prevention efforts need to target the environment around the adolescent as much as the adolescent themself, because the surrounding context may be doing much of the persuasive work.
The model also points to a structural reality that is easy to miss in conventional health education: regulation and commerce shape the messages young people receive before any formal intervention reaches them. When access is easy and the product is framed as low-risk, the behavior can become self-reinforcing through familiarity, not just pharmacology.
What the Norwegian Expert Model Means for Risk Communication
The clearest implication from this study is that adolescent vaping communication cannot rely on a narrow harm message alone. Expert respondents argued, in effect, that risk communication must confront multiple mechanisms at once: the appeal of peer belonging, the role of identity formation, the influence of comparative risk framing, and the ways nicotine can support both dependence and emotional regulation. A message that only says “vaping is harmful” may fail when the adolescent’s immediate experience is social, not medical.
For practitioners and public health communicators, this means the target audience is not just the individual user. The target is also the peer group, the family context, the online environment, and the social meanings attached to the behavior. Prevention messages that acknowledge why vaping feels useful or normal may have more traction than messages built solely on warnings. In mental models terms, communication improves when it addresses the causal structure people already use to interpret the world.
Limits of an Expert-Only Design
The study remains limited by its design. The model was built from interviews with 12 experts in Norway, so it captures professional reasoning rather than adolescent lived experience directly. That makes the findings valuable for conceptualizing risk and communication strategy, but it also means the model should not be mistaken for a complete map of youth behavior. Cultural context matters as well; the Norwegian setting may not fully match the social and regulatory conditions in other countries.
Even so, the work contributes a useful clinical and public health lens: adolescent vaping is not a single behavior with a single cause. It is a socially patterned practice sustained by overlapping mechanisms, and any intervention that ignores those layers risks speaking past the people it is meant to reach.