Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Hepatitis B: What Asian and Pacific Islander Americans Need to Know ?
    ### Response:
    Hepatitis B may start as a brief, flu-like illness. Most healthy adults and children older than 5 completely recover after the bodys immune system gets rid of the virus.
                
Hepatitis B becomes chronic when the bodys immune system cant get rid of the virus.
    