The funny thing is the CDC says the same thing as your parents did Whipworm, hookworm, and Ascaris are the three types of soil-transmitted helminths (parasitic

The funny thing is the CDC says the same thing as your parents did Whipworm, hookworm, and Ascaris are the three types of soil-transmitted helminths (parasitic worms)... Soil-transmitted helminths are among the most common human parasites globally. https://www.cdc.gov/sth/about/index.html https://www.cdc.gov/sth/about/index.html