Tag: WHO carcinogens

Parasites in Humans

Mar 24, 2026 13 min read

Is There a Connection Between Chronic Parasite Infection and Cancer Development

Is there a connection between chronic parasite infection and cancer development? Yes. The WHO classifies several parasites as Group 1 carcinogens that directly cause cancer.

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Parasites and Disease

Mar 24, 2026 13 min read

What Parasites Are Classified as Cancer Causing by the World Health Organisation

What parasites are classified as cancer causing by the World Health Organisation? Liver flukes, Schistosoma haematobium, and H. pylori are Group 1 carcinogens that cause cancer.

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