Metal Mouth Message Board

So, I have noticed that some of my friends have gotten braces on their bottom teeth first, then, a few weeks later, get it on their top teeth, and then get elastics a few months later. On the other hand, I got all of them on at once. Is there a reason for this difference, or is it just based on the ...

Ok, so my treatment time for Invisalign was supposed to take 14 months. But I have 28 trays, and my orthodontist wants me to change them out every week. But if you do the math, that would take me around 7 months. So how would that take 14 months? I have a deep overbite and crowding on my lower teeth...