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  1. Parasites: Types, Symptoms, Treatment & Prevention

    Apr 14, 2023 · Parasites need a host to survive and spread. There are three main types, and their symptoms vary. Stay away from others if you have a parasite to prevent the spread.

  2. About Parasites | Parasites | CDC

    Nov 14, 2024 · There are three main classes of parasites that can cause disease in humans: protozoa, helminths, and ectoparasites. Protozoa are microscopic, one-celled organisms that …

  3. Do Parasite Cleanses Really Work? - WebMD

    Apr 23, 2025 · A parasite cleanse is a diet, herbal supplement, or other product that claims to get rid of parasites in your body. People who promote these cleanses claim that parasites are the …

  4. You Might Be Hosting a Parasite Right Now. Here’s How to Tell

    Aug 18, 2025 · We asked experts how parasites are transmitted, what it feels like to be infected, and what you can do to protect yourself.

  5. Warning Signs of Parasites in Humans & How to Treat Them

    Jul 2, 2025 · Parasites in humans may cause bloating, fatigue, or gut issues. Learn the symptoms, types, causes, tests, and natural ways to treat and prevent infection.

  6. Parasites: 3 Types, Skin Symptoms, Stool Testing - Verywell Health

    Sep 3, 2025 · There are various types and subtypes of parasites. The three main classes of parasites are protozoa, helminths, and ectoparasites, which can cause disease. If you contract …

  7. Types of human parasite: Worms, infections, and causes

    Mar 2, 2022 · There are three main types of parasites that can affect humans: protozoa, helminths, and ectoparasites. These parasites can live on or in the human body and cause …

  8. These Terrifying Parasites Feed on Humans - A-Z Animals

    1 day ago · Parasites are organisms that feed off their hosts for survival. Such parasitic creatures can cause mild to serious symptoms and, in some cases, fatal infections in their hosts. …

  9. Six Most Common Parasites That Infect Humans

    Oct 10, 2022 · These parasites are widespread, and they infect millions of people across the world. They have been ranked second after ascariasis in the list of the most common intestinal …

  10. What these ancient parasite fossils tell us about parasites today

    17 hours ago · Parasites have roamed the Earth for a long time. They were here before the dinosaurs: The oldest fossils are more than 500 million years old. Today on the show, Regina …