Canadian healthcare can be roughhh. At this point I prefer not to go since its usually 2-3 hour wait only for them to tell you to take x drug that I could have gotten by myself without a prescription
It's a lot more intuitive with more than 3 doors. Given 100 doors and 1 prize, let's say you pick one, then the host opens 98 other doors that do not have the prize. Now you are left with the one you picked, and the remaining door. Do you switch?