The air your teenage daughter breathes may be causing irregular menstrual cycles say researchers as negative health effects from air pollution exposure include infertility metabolic syndrome and polycystic ovary syndrome. This study is the first to show that exposure to air pollution among teen girls (ages 14-18) is associated with slightly increased chances of menstrual irregularity and longer time to achieve such regularity in high school and early adulthood. While air pollution exposures have been linked to cardiovascular and pulmonary disease this study suggests there may be other systems such as the reproductive endocrine system that are affected as well said corresponding
