/tags/ryan-saadawi Ryan Saadawi en-US Copyright Mon, 15 May 2017 08:00:05 GMT /science/2017-05-15/hookah-smoke-kills-lung-cells-the-surprising-reason An ancient practice of southeast Asia is gaining popularity among college and high school students in the United States. While cigarette smoking is on the… Mon, 15 May 2017 08:00:05 GMT /science/2017-05-15/hookah-smoke-kills-lung-cells-the-surprising-reason