Answer:
yes absolutely
Explanation:
most foods have some form of bacteria in them and your immune system fights off the bad bacteria but it also keeps the good bacteria from affecting you in a bad way so yes you would have food allergies if your immune system didn't work
It helps your body get used to the allergen better. It just depends on the allergy.
Maybe it could be that their brains aren't fully developed and they are going through a lot of different hormones which makes things more intense emotionally.
That is true! essential body fat is something your body uses. while storage body fat is when you over eat lol