Subtle clues—from handwriting to snoring—can reveal the earliest warnings of illness. Here's how to read your own distress ...

A tissue transglutaminase IgA test, or tTg-IgA test, is an effective method used in the diagnosis of celiac disease. Diarrhea, fatigue, and skin rashes are symptoms of celiac disease. This WebMD ...

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 ...