Giardia

Published on October 17, 2023

Description

An infection of the intestines that a parasite causes.

Overview

A tiny parasite found around the world causes giardia infection. The most common way to become infected is to swallow tainted water.

Symptoms

Symptoms of giardia infection can include stomach cramps, bloating, upset stomach, tiredness, weight loss, gas and watery loose stools. Some people infected with giardia never get symptoms.

Treatments

Antibiotic medicines can treat giardia infection that causes bad symptoms or lasts a long time. Often people get better on their own without treatment.

© 1998-2025 Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. Terms of Use