ADIS is not a known term or acronym in the context of the search results. However, the term AIDS appears in the search results. AIDS stands for acquired immunodeficiency syndrome, which is a chronic, potentially life-threatening condition caused by the human immunodeficiency virus (HIV) . HIV is a virus that attacks the bodys immune system, and if left untreated, it can lead to AIDS. There is currently no effective cure for HIV or AIDS, but with proper medical care, HIV can be controlled, and people with HIV who get effective HIV treatment can live long, healthy lives and protect their partners.