More than 80% of people with obstructive sleep apnea (OSA) have two or more comorbidities,1 and people with OSA and any comorbidity have a mortality rate more than ten times greater than those without comorbidities.2 This makes the identification and treatment of obstructive sleep apnea (OSA) about more than just a good night’s sleep—it’s also about helping the many comorbidities that are impacted by OSA. Doing this starts with understanding the relationship between OSA and different comorbidities.