I have had sleep apnea for over 20 years now.
I wish they had this wonderful article 20 years ago. You have no idea why you might be tired all the time or irratable for no reason. It isn’t your fault, you are lacking precious sleep. I am not going to pretend I am an expert because I am not however, I do have sleep apnea and I do have to use a CPAP machine. You have no idea what a wonderful sleep you can have if you’d only get diagnosed. Read the article. Make your own decision.
ARTICLE BY EXPERT- DO I HAVE SLEEP APNEA? IF SO, WHAT DO I DO?