"Hookahs". Smoking & Tobacco Use. Centers for Disease Control and Prevention. December 1, 2016. Retrieved 27 June 2018. "Although many users think it is less harmful, hookah smoking has many of the same health risks as cigarette smoking."
Office of Adolescent Health (1 May 2019). "Adolescents and Tobacco: Trends : Hookah". www.hhs.gov. The U.S. Department of Health and Human Services (HHS). Retrieved 8 July 2020.