Sleep clinician discussing alternatives to CPAP with a patient

Snoring and Ischemic Stroke: Understanding a Case-Control Study

A 1991 case-control study investigated whether a history of snoring was associated with ischemic brain infarction, a type of stroke. It found an association, but did not prove that snoring causes stroke or that a product which reduces snoring prevents stroke. Illustration: discussing sleep symptoms and treatment options. What did the study examine? Heikki Palomäki…