Yes cause the only thing you think is it problems and are it troubles. It like being trap without nothing. Plus sometimes people dont even care about food or anything. Some people want to kill them selves but don't. Dont stress!! Be happy. Think of positive things not negative things.
Yes it can!! In some people it can make them lose weight,some it can make gain! And can effect ur appetite! But there is other things that can do that 2,more serious things! U may wanna check with a doctor!