‘Just Say No’ to SQ 820 March 01, 2023 - 00:00 Posted in: Opinions My fellow Oklahomans, As a family physician for 22 years, I have witnessed what marijuana (THC) can do to my patients.Risk of marijuana use1. Marijuana can cause the loss of IQ of up to 8 points when people begin use at a young age 2. Progressive chronic lung disease such ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!