Nausea is a common symptom of many different conditions. Medical professionals usually associate it with stomach discomfort and the possible urge to vomit. Nausea is not a condition or illness itself.

Chronic nausea lasts over a month. It may come and go, vary by day, or be constant. It could be caused by gastroesophageal reflux (GERD), pregnancy, other medical conditions, or even anxiety. Share on ...