Canker sore sufferers

***canker sores not cold sores*****

Why are some people more prone to canker sores than others? Since I was little I always got canker sores, not like non stop but I got them more often than others (my dad said he was the same when he was younger could it be genetic?)

And I still get them (right now actually I have 1 on my tongue and 1 on my gums) . I heard a lot of factors can come into play such as stress, eating acidic foods or drinks, or a vitamin deficiency..

Does anyone else here suffer from canker sores?

I have been pretty stressed lately and I also suffer from bad anxiety (especially the past 2 years...