Narcolepsy, Sleep apnea, or sleep terrors? Which one is more dangerous in your opinion?

Why do you think this?

How dangerous is sleep apnea surgery?

Is it dangerous to take sleeping pills if you have sleep apnea

How dangerous is it to use a CPAP machine without being officially diagnosed with aleep apnea?

I know I have sleep apnea. I snore so loud and I have excessive fatigue to the point that I have to sleep more than 12 hours a day. It also runs in my family. I just got a CPAP machine from someone. How dangerous would it be for me to use it? Educated responses [...]