The first 5 cases of AIDS are reported by the U.S. Centers for Disease Control and Prevention (CDC)

5 young, gay men in Los Angeles present with a rare lung infection, Pneumocystis carinii pneumonia, as well as other conditions that showed weakened immune function. It is not recognized at the time but the underlying factor for the presentation of rare diseases would later come to be known as Acquired Immunodeficiency Syndrome (AIDS). By the end of the year, there were 337 reported cases in the US.



An Antiquated Perspective: Lifetime Ban for MSM Blood Donations No Longer Global Norm

A Timeline of HIV and AIDS