Below is an instruction from Human. Write a response.
    ### Instruction:
    How to prevent Parasites - Schistosomiasis ?
    ### Response:
    Prevention
    
No vaccine is available.
    
The best way to prevent schistosomiasis is to take the following steps if you are visiting or live in an area where schistosomiasis is transmitted:
    
     - Avoid swimming or wading in freshwater when you are in countries in which schistosomiasis occurs.
    