Medically reviewed by Daniel More, MD A gluten allergy occurs when the immune system has an abnormal reaction to gluten, a ...

causes symptoms similar to celiac disease — including bloating, diarrhea, fatigue, headaches and a skin rash — but eating gluten doesn’t harm the intestines. Research also suggests that the ...

Every time she had a flare-up, Amy suffered in silence, thinking that the skin rashes and stomach cramps were temporary. When they continued, she decided to tell her parents. Medical tests revealed ...