👉 Schistosomiasis is a parasitic disease caused by Schistosoma mansoni, an organism that lives in the tissues of certain animals. This disease affects the nervous system and can lead to serious complications such as blindness, paralysis, and even death if left untreated. Schistosomiasis is primarily transmitted through the bite of infected flies or soil particles contaminated with eggs laid by these parasites. The eggs are then released into the human body when an adult female fly bites a person