Summary: Stomach infections can be caused by viruses, bacteria, or parasites, and can cause a variety of symptoms.
Detailed Answer
Stomach infections, also known as gastroenteritis, are caused by viruses, bacteria, or parasites. Symptoms range from mild to severe and can include nausea, vomiting, diarrhea, fever, abdominal cramps, and dehydration. Treatment depends on the type of infection and usually involves rest, hydration, and over-the-counter medication. Antibiotics may be necessary for bacterial infections, and antiviral medications may be used for viral infections.
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