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Marijuana Addiction Surges as Potency Reaches Record Highs
24 Aug
Summary
- Marijuana use among 19-30-year-olds up from 28% in 2012 to 44% in 2022
- THC content in marijuana has increased from 4% in 1995 to 20-30% today
- Weed pens and vapes with 90% THC content make marijuana easier to consume

According to experts, marijuana addiction is surging in the United States, particularly among young adults. As of 2025-08-25T00:34:59+00:00, an estimated 44% of 19-to-30-year-olds, or 25.3 million people, used marijuana in the past year, up from 28% in 2012. This alarming trend is driven by the increasing potency of the drug.
The THC content, the psychoactive ingredient that produces the 'high' effect, has risen dramatically over the past three decades. In 1995, the average THC content in marijuana seized by the DEA was just 4%. Today, most strains contain 20-30% THC, with some weed pens and vapes reaching up to 90% THC. This dramatic increase in potency has led to a higher risk of addiction, with studies suggesting a 30% chance of becoming dependent on the drug.
Experts attribute this surge in marijuana addiction to the drug's newfound accessibility and social acceptance. As more states have legalized recreational use, weed shops have become ubiquitous, and the stigma around the drug has diminished. This has led many young adults to view marijuana as a harmless way to cope with stress and sleep issues, unaware of the risks of dependency.