If you child seems down all the time, has upper respiratory issues, or has chronic stomach issues, they could have allergies. If you suspect your child may have allergies, here are some common allergy symptoms to look for. It’s important to document any suspected allergy symptoms to have a better idea of whether or not your child does, in fact, have allergies.   Allergy Symptoms There are different allergies that have various allergy symptoms to watch out for. While this list of symptoms is in no way a substitute for a visit to the doctor, it is a way to arm yourself with information prior to taking your child in…