Symptoms and Treatments of Stool Parasites
Giardia
Giardia lamblia is a protozoan that infects more people than any other parasite on a worldwide basis. It's second only to pinworm in the United States. Sometimes G. lamblia infection is called backpacker's diarrhea or beaver fever.
It's a water-borne stool parasite and infects people during outdoor activities such as backpacking, hunting or camping. Symptoms include abdominal pain, gas, bloating, fever, headache, fatigue, nausea, and vomiting. Diarrhea is watery or greasy and has a very foul odor.
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