Article: Sleep apnea may be risk factor for sudden cardiac death, Mayo Clinic research concludes.

After studying the sleep characteristics of nearly 11,000 adults in an overnight sleep laboratory, Mayo Clinic researchers suggest that obstructive sleep apnea (OSA) - and, in particular, the low nighttime oxygen saturation of the blood it causes - may be a risk factor for sudden cardiac death (SCD) (see also Mayo Clinic).

OSA is a condition that disrupts breathing during sleep and is associated with obesity.

The study identified OSA as one of two traits that contribute to the highest risk of SCD. The other is age - patients who are 60 years old or older.

SCD can happen when the heart's electrical system malfunctions; if treatment - ...

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