In one 7-hour period of sleep, a person with obstructive sleep apnea can have as many as 420 apneas. This infographic from a dentist in Portland shows the risks associated with sleep apnea and suggests some treatments. Source: http://www.portlandsleepdentistry.com/643757/2013/02/11/when-rest-isnt-so-easy-understanding-sleep-apnea-basics-infographic.html
Kayser-Fleischer ring due to copper deposition in Wilson's disease.
Like many others, I suffer from sleep apnea, but cannot use the CPAP mask. The other options for treatment have been very limited, but we're starting to see a few breakthroughs. Here are a few I plan to try.