Sleep apnoea: When you cease to breathe while asleep

Obstructive sleep apnoea can cause your oxygen saturation to go down as low as 60-70% when you’re asleep. — dpa

If you snore, it could be a sign that you have obstructive sleep apnoea.

Mayo Clinic cardiologist Dr Virend Somers, who has a special focus on sleep apnoea, says it’s a serious medical condition that can cause heart problems and other health issues.