Science Friday Science Friday

Where are we with understanding the health effects of cannabis?

Sep 11, 2026 · 18m

Summary

This episode features Dr. Ryan Vandrey and Dr. Natasha Wade discussing the rapid expansion of the cannabis market and its complex effects on health. They address how the variety of products and delivery methods makes research challenging, noting that the industry often outpaces scientific understanding. Dr. Wade shares findings from a decade-long study of 11,000 teens, revealing that cannabis use is associated with reduced cognitive development during adolescence. The scientists also explore the therapeutic potential of cannabinoids for conditions like pain and epilepsy, emphasizing that lo…

Topics discussed

Sponsors and show introduction Cannabis usage statistics and guest introductions The rapid evolution of the cannabis market Complexity of cannabis compounds vs alcohol Teen usage trends and co-use with nicotine Study on cognitive development in teen users Medical promise for pain, epilepsy, and PTSD Dosing, micro-dosing, and targeted therapeutics Sponsor break and transition Impact of rescheduling on research and data Dispensary advice and the role of bud tenders Advice for consumers: start low and go slow Guidance for teens on risk and waiting Challenges and rewards of cannabis research Closing remarks and credits
Listen ad-free on Castria