What The Study Did: This study combined the results of 47 studies with 23,000 participants to estimate how common cannabis withdrawal syndrome (symptoms include irritability, nervousness or anxiety, depression and headache) is among individuals who stop regular use.
Authors: Anees Bahji, M.D., of Queen's University in Kingston, Ontario, Canada, is the corresponding author.
To access the embargoed study: Visit our For The Media website at this link https://media.jamanetwork.com/
(doi:10.1001/jamanetworkopen.2020.2370)
Editor's Note: The article includes conflict of interest disclosures. Please see the articles for additional information, including other authors, author contributions and affiliations, conflicts of interest and financial disclosures, and funding and support.