Cannabis: An Emerging Treatment for Common Symptoms in Older Adults Journal of the American Geriatrics Society conducted an anonymous survey with 568 participants over the age of 65. The study conducted by researchers at the University of California San Diego School of Medicine found that 53% of the participants used cannabis regularly, either daily or weekly. The majority (78%) used cannabis for medical purposes only, with 73% of the participants using cannabis for pain or arthritis issues. |