https://aids2010.org/ The Importance Of HIV Virus HIV (Human Immunodeficiency Virus) is a disease which attacks the immune system that is responsible for fighting off illnesses and infections. HIV can have a significant effect on the society as thousands of people have been victimized by the virus. It's a significant public health concern. Understanding the importance of HIV virus involves recognizing the devastation of the illness, but also the strides being made towards treatment and prevention. As researchers continue to learn more about HIV, there is an opportunity to improve treatments and eventually a cure.