Trematodes are tiny parasites that live for years in the liver, lungs and even the brains of at least 40 million people worldwide. We get infected by eating freshwater fish and shellfish – and it’s very hard to detect and cure. Millions of dollars a year are wasted on treating the wrong disease. We travel to Vietnam to see how this disease is easily transmitted, especially to children.
Part of a 29 x 25-minute documentary series produced for the BBC. These films can be bought individually or as a series.