9 terrifying human parasites that feed on the human body and cause serious health risks

Parasites are organisms that survive by feeding on humans and other hosts, often causing mild to severe health problems. They can enter the body in multiple ways, including consuming contaminated food or water, walking barefoot on infected soil, swimming in unsafe freshwater, or through insect bites that directly transmit the parasite into the bloodstream. Once inside, parasites migrate to specific organs such as the intestines, liver, blood vessels, or brain, where they feed, grow, and reproduce, often going undetected for long periods. Symptoms vary depending on the parasite type and its location, ranging from digestive issues and nutrient deficiencies to anaemia, organ damage, or neurological problems. Understanding how parasites infect humans and recognising the associated symptoms is