Title: What Are the Different Types of Roundworms? | Healthfully
Headings: 
Pinworms
Ascaris
Hookworms
Strongyloides
Trichinella
Filarial Worms and Whipworms
Toxocara and Baylisascaris

Content: What Are the Different Types of Roundworms? | Healthfully
Roundworms include more than 15,000 known species and up to half a million unknown species. Most do not cause disease, but several species can infect humans, causing symptoms that range from mild to severe. Although serious roundworm infections are uncommon in the U.S., they remain a major health concern in developing nations and continue to pose risks for travelers worldwide. Several roundworm infections cause symptoms primarily related to the human digestive tract, while others typically cause muscle, lung or skin symptoms. Pinworms
Pinworms are the most common type of roundworm infection in the U.S. These infections most frequently affect children but adult family members can be easily infected as well. Itching around the anus -- where these tiny worms lay their eggs -- is the only major symptom. Pinworm infections are easy to diagnose and treat 2. Pinworms are the most common type of roundworm infection in the U.S.
These infections most frequently affect children but adult family members can be easily infected as well. Ascaris
Symptoms of Intestinal Worms
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Ascaris lumbricoides is a large intestinal roundworm that can grow to the size of a pencil.