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Sleep Disorders

14 October 2008

Heavy snoring may up stroke risk

Heavy snoring is associated with plaque build-up in the carotid arteries in the neck that supply blood to the brain and, therefore, may be a risk factor for stroke.

Heavy snoring is associated with plaque build-up or "atherosclerosis" in the carotid arteries in the neck that supply blood to the brain and, therefore, may be a risk factor for stroke, according to findings in the journal Sleep.

How the study was done
In the current study, the researchers performed sleep tests to assess snoring and obstructive sleep apnea in 110 subjects. In addition, the subjects also underwent a special ultrasound test to look for carotid atherosclerosis.

 

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Dr Alison Bentley is a general practitioner who has consulted in sleep medicine and sleep disorders, in both adults and children of all ages, for almost 30 years. She also researches and publishes on a number of sleep-related topics both in formal research journals and lay publications including as editor of Sleep Matters, an educational newsletter on sleep disorders for doctors.

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