Does cannabis cause psychosis?

TL;DR

Cannabis use, particularly heavy use and high potency strains with THC, has been associated with an increased risk of developing psychosis.

Transcript

hi guys welcome back to my channel and if you haven't been here before my name is ava and i'm a phd student at ucl so today i'm going to talk about the link between cannabis and psychosis i have previously done a video on the positive effects that cannabis can have on mental health but also there is a lot of research looking at the link between can... Read More

Key Insights

• 🌂 Psychosis is an umbrella term for symptoms such as hallucinations and delusions, where a person loses touch with reality.
• 😒 Heavy cannabis use, especially with high THC potency, is more prevalent in individuals with psychosis.
• ❓ Studies show a dose-response relationship between cannabis consumption and the likelihood of developing psychosis.
• 🧑‍🏭 Genetic and environmental factors, as well as neurobiological mechanisms, may contribute to the association between cannabis and psychosis.

Questions & Answers

Q: What is psychosis and what are its symptoms?

Psychosis is a condition where individuals lose touch with reality and can experience hallucinations (e.g., hearing voices) and delusions (e.g., having paranoid beliefs).

Q: Which cannabinoids in cannabis are most researched in relation to psychosis?

The two most prevalent and researched cannabinoids in cannabis are THC (tetrahydrocannabinol) and CBD (cannabidiol).

Q: What does the research say about the association between cannabis use and psychosis?

Studies have shown that heavy cannabis use is more prevalent in individuals with psychosis compared to the general population. Higher potency strains and synthetic cannabinoids related to the CB1 receptor also showed a higher correlation with psychosis.

Q: What are some possible explanations for the link between cannabis and psychosis?

Possible explanations include THC's effects on the endocannabinoid system, glutamate, and dopamine dysfunction, which are related to the brain areas associated with psychosis. Additionally, genetic and environmental factors, as well as early life adversities, may interact with cannabis use to increase the risk of developing psychosis.

Summary & Key Takeaways

• Psychosis is a condition characterized by hallucinations and delusions, where a person loses touch with reality.

• Research suggests that heavy cannabis use is more prevalent in individuals with psychosis compared to the general population.

• Studies have found a dose-response relationship, showing that higher cannabis consumption is associated with a greater likelihood of developing psychosis.