Vaping affects how body reacts to flu viruses like Covid 19, study suggests sometimes even more than regular smoking South China Morning Post Vaping affects how body reacts to flu viruses like Covid 19, study suggests sometimes even more than regular smoking South China Morning Post Coronavirus: Vaping teens and young adults up to seven times more likely to contract COVID 19, study finds US News Sky News WHO EMRO Tobacco and COVID 19 Double trouble: Tobacco use and long COVID