Cannabis Health Effects
Centers for Disease Control and Prevention
Summarizes public-health evidence and areas of uncertainty across several health topics.
THC / Cannabis · Reading list
Sources & about
This starter resource summarizes selected public guidance and points readers to the underlying sources. Links and claims were checked on 2026-10-05. Sources can change; follow the original page for current information.
Read the source
Cannabis Frequently Asked Questions
Centers for Disease Control and Prevention
Defines several terms and answers questions about products, effects, and public-health concerns.
What You Need to Know About Products Containing Cannabis or Cannabis-derived Compounds, Including CBD
U.S. Food and Drug Administration
Explains FDA’s current consumer information on CBD, product evaluation, safety questions, and unsupported claims.
About this resource
THC / Cannabis is a concise, source-linked guide for readers who want a useful place to begin. The content is limited to the general topic stated here; it does not claim that project-specific archival research, fieldwork, reviews, or a location-specific study has been completed.
Image note: Botanical subject photograph. It does not imply a product, medical use, or endorsement. The original selected photograph is preserved in this build. Credit: Matthew Brodeur on Unsplash, under the Unsplash License.