HealthDay: A new study has found a link between air pollution and breathing-related disruptions during sleep. Conducted by the Harvard School of Public Health and Brigham & Women’s Hospital, the authors say this the first attempt to document a link between exposure to pollution and sleep-disordered breathing. Breathing-related sleep disruptions come in several forms, of which the best known is sleep apnea. It causes people to repeatedly wake up when their airways constrict and …