A new study published in JAMA Network Open has shown that moderate to severe obstructive sleep apnea is associated with a significantly increased risk for future cerebral microbleeds. The study showed that those patients with severe obstructive sleep apnea (OSA) had a risk for developing cerebral microbleeds (CMBs) that was more than twice as great as that of participants without OSA, even after adjustments for cardiovascular and metabolic risk factors. The study was conducted by Ali T. and colleagues.

Obstructive sleep apnea is a common sleep disorder that presents with periodic pauses in breathing during sleep and is associated with intermittent hypoxia and its related oxidative stress and fluctuations in blood pressure. This community-based cohort study of middle-aged adults in Korea

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