Rising Substance Use Among Young Adults Challenges ‘Generation Sensible’ Narrative

Marcus Thorne, US Social Affairs Reporter
4 Min Read
⏱️ 3 min read

New research from University College London reveals a troubling trend: binge drinking and drug use have surged among young adults in their early twenties, contradicting the notion that Generation Z is more responsible with substances than previous generations. The study, which tracked nearly 10,000 individuals born between 2000 and 2002 as part of the Millennium Cohort Study, indicates that these young people are increasingly engaging in risky behaviours as they progress into adulthood.

Binge Drinking Rates Alarmingly High

According to the findings, an alarming 68% of 23-year-olds reported binge drinking in the past year, a stark increase from 53% at age 17. This behaviour, defined as consuming six or more alcoholic beverages in one sitting, highlights a significant shift in drinking patterns among this demographic. Nearly a third (29%) admitted to binge drinking at least once a month, a concerning trend that suggests these habits are becoming more entrenched as they mature.

Drug Use on the Rise

The analysis also revealed a substantial increase in drug use, particularly cannabis and harder substances. While only 31% of participants reported having tried cannabis at 17, this figure jumped to 49% by age 23. Moreover, the percentage of individuals who experimented with harder drugs—such as cocaine, ketamine, and ecstasy—rose dramatically from 10% to 32%. Notably, the number of those using these substances ten times or more in a year nearly doubled from 3% to 8%.

Drug Use on the Rise

Gambling and Vaping: Other Risky Behaviours

The study also examined other potentially addictive behaviours. Approximately 32% of participants reported gambling at age 23, though only 4% classified their habits as problematic. Vaping surged from 3% to 19% over the same period, while cigarette smoking rates remained relatively stable, rising slightly from 8% to 9%. These statistics paint a broader picture of escalating risk-taking amongst young adults, prompting concerns about the long-term implications for their health and wellbeing.

Expert Opinions and Recommendations

Dr Aase Villadsen, the lead author of the study, noted that while some reports have suggested a decline in alcohol consumption among younger generations, their research indicates a different reality for many in Generation Z as they navigate their early twenties. Villadsen expressed concern that the marked increase in substance use could lead to ingrained habits if left unaddressed.

Expert Opinions and Recommendations

Dr Katherine Severi, Chief Executive of the Institute of Alcohol Studies, echoed these concerns, highlighting the vulnerability of young people whose brains are still developing into their mid-twenties. She emphasised that the data suggests that young adults today might be drinking at levels comparable to or even exceeding those of millennials at the same age. Severi pointed out the critical role of the broader alcohol environment—factors such as affordability, availability, and marketing—on these rising trends, particularly among university students who face unique pressures.

Why it Matters

These findings raise significant alarms about the health and social wellbeing of a generation. As binge drinking and drug use become more prevalent, the potential for long-term consequences—both physical and psychological—grows. Addressing these issues requires urgent action from policymakers, educational institutions, and society at large to create supportive environments that prioritise the health of young people over profit. Ensuring that effective interventions and educational programmes are in place will be vital to steering Generation Z towards healthier choices as they transition into adulthood.

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Marcus Thorne focuses on the critical social issues shaping modern America, from civil rights and immigration to healthcare disparities and urban development. With a background in sociology and 15 years of investigative reporting for ProPublica, Marcus is dedicated to telling the stories of underrepresented communities. His long-form features have sparked national conversations on social justice reform.
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