Gastroenteritis symptoms: Some people also have other symptoms

Some people also have other symptoms, such as a loss of appetite, an upset stomach, aching limbs and headaches. The symptoms usually appear up to a day after becoming infected. They typically last less than a week, but can sometimes last longer. Acute gastroenteritis is inflammation of the lining of the stomach and intestine, typically due to an infection. Possible symptoms include abdominal cramps, nausea, diarrhea, and vomiting. Gastroenteritis, (or stomach flu) is an intestinal infection causing nausea, vomiting, and diarrhea. Explore its causes, symptoms, complications, diagnosis, treatment options, and ways to prevent it. Learn about the symptoms of viral gastroenteritis (“stomach flu”), the viruses that cause this condition, and how these viruses spread from person to person.