1. Reverse peristalsis Precursor to vomiting
Reverse of involuntary smooth muscle contractions
Caused by poisoning (food or toxins), or bacteria

2. Heartburn
Burning sensation in chest associated with regurgitation of gastric acid

3. Ulcer
Discontinuity or break in GI tract
Bacteria causes inflammation

4. Jaundice Yellow pigmentation of skin and eyes
Caused by increased levels of bilirubin
Breakdown of heme, found in hemoglobin

5. Diabetes High blood sugar
Not enough insulin produced or insulin resistant