Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) What I need to know about Hepatitis C ?
    ### Response:
    Hepatitis* C is a virus, or infection, that causes liver disease and inflammation of the liver. Viruses can cause sickness. For example, the flu is caused by a virus. People can pass viruses to each other.
                
Inflammation is swelling that occurs when tissues of the body become injured or infected.
    