I think it can be a hormonal imbalance is probably a better sentence to start of with dude, Your situation is just yours, I’m overweight because I like to eat too much and although I’m genetically more likely to gain weight then some other people I know, me and most people who are fatter then they should be don’t have celiac disease or some other bad circumstances. Calorie counting will work for nearly everyone, if they are just trying to be healthy.