Key Facts About AIDS and HIV: Diagnosis, Prevention, and Treatment
HIV, or human immunodeficiency virus, is a virus that attacks the immune system and weakens a person’s defense against infections, diseases, and cancer. The most advanced stage of this infection is AIDS, or acquired immunodeficiency syndrome. An estimated 37.9 million people globally are living with HIV, meaning that this virus is a huge global health problem. Keep reading to find out everything you need to know about HIV/AIDS.