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Learn about the causes, symptoms, and diagnosis of appendicitis, a digestive system infection treated with surgery or antibiotics.

Nausea and vomiting related to cancer treatment (or to the cancer itself) can be a serious problem, but medication and other approaches can help. Learn more about the types of nausea and vomiting, medicines, and other treatments in this expert-reviewed summary.

Treatment-related nausea and vomiting (acute, delayed, anticipatory, breakthrough, refractory, and chronic) are of paramount concern in cancer care. Get detailed information about prevention and treatment approaches for treatment-related nausea and vomiting in this summary for clinicians.

Vaccinate your child against rotavirus, a major cause of severe diarrhea.

Norovirus spreads very easily and causes vomiting and diarrhea. There's no vaccine to prevent infection and no drug to treat it. Wash your hands often and follow simple tips to stay healthy.

Norovirus causes many people to become ill with vomiting and diarrhea each year. You can help protect yourself and others by washing your hands often and following simple tips to stay healthy.