Use of e-cigarettes plus tobacco cigarettes linked to higher risk of respiratory symptoms

(Massachusetts General Hospital) Using both e-cigarettes and tobacco cigarettes may increase the risk of developing respiratory symptoms--such as cough and wheeze--compared with using either alone. Dual users had a 1.9-times higher odds of developing respiratory symptoms compared with exclusive e-cigarette users and a 1.24-times higher odds compared with exclusive tobacco smokers.
Source: EurekAlert! - Medicine and Health - Category: International Medicine & Public Health Source Type: news