Image of doctor measuring the waist of an overweight man
In spite of the munchies, using THC-rich cannabis is associated with lower weight and a smaller risk for Type II diabetes. This is well substantiated by human epidemiology and research. But it naively seems to contradict quite a bit of preclinical research on the role of the endocannabinoid system... Read more

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Marijuana misconceptions
With the growing awareness of CBD as a potential health aid there's also been a proliferation of misconceptions. Find questions and responses to common misinformation.
Given the increasing acceptance and prevalence of cannabis as a therapeutic option, it’s important for physicians and patients to understand how various cannabis components interact with commonly consumed pharmaceuticals.
In this edition of Cannabis Conversations, Project CBD Director, Martin A. Lee, discusses the benefits of CBD, the "entourage effect" and the microbiome with Dr. Ethan Russo. A neurologist, scientist, and widely published author, Dr. Russo is currently the director of research and development at the International Cannabis and Cannabinoids Institute in Prague (www.icci.science).
When is CBD legal and when isn’t it?
CBD research, CBD oil
Participate in research! Let's work together to collect and share information about how best to use CBD and cannabis therapeutically.

Essential reading

Cannabidiol—CBD—is a cannabis compound that has significant medical benefits, but does not make people feel “stoned."
Project CBD has created a beginner’s guide for cannabidiol & cannabis therapeutics to address key questions of CBD users.
Medical cannabis research shows that CBD may be therapeutic for many conditions.
Project CBD science advisor Jahan Marcu, PhD, reports on the hidden dangers of propylene glycol and vape pens that smolder.
With the growing awareness of CBD as a potential health aid there's also been a proliferation of misconceptions. Find questions and responses to common misinformation.

Smoke Signals: The Book

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Smoke Signals: A Social History of Marijuana

Get the book by Project CBD director Martin A Lee

  • Winner of the American Botanical Council’s James A. Duke Excellence in Botanical Literature Award
  • “Every American should read this landmark book!” — Douglas Brinkley
Get the book

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