I’ve actually been using a CPAP for a while now, and I totally get why sleep apnea is called a “silent killer.” Before I started therapy, I was waking up groggy, dealing with brain fog, and couldn’t figure out why. I found good Canadian-based info online, especially about the differences in masks and what to expect during the adjustment period Learn
https://beccpap.ca/sleep-apnea-machines-canada/. The support team I contacted really helped walk me through it. If you’re considering one, my advice is: ask questions, explore your options, and don’t give up if the first setup isn’t perfect. It’s life-changing once you get used to it.