The Hair Loss Encyclopedia
virus that weakens the immune system, leading to AIDS
Human Immunodeficiency Virus (HIV) is a virus that attacks the body's immune system, specifically the CD4 cells (T cells), which are crucial for fighting infections. If left untreated, HIV can lead to the disease AIDS (Acquired Immunodeficiency Syndrome), where the immune system becomes severely compromised, making the body vulnerable to opportunistic infections and certain cancers.