Nationwide: an Asian flu outbreak killed 70,000 before it was completely eradicated.
total estimated U.S. AIDS cases: 988,376; total estimated AIDS deaths: 550,394 (Centers for Disease Control).
Milwaukee, Wis.: one of Milwaukee's water treatment plants became contaminated with cryptosporidium and killed more than 100; 403,000 cases reported.
in April, H1N1, also known as Swine Flu, breaks out and quickly spreads to more than 70 countries. The Centers for Disease Control reports that between April and October, 22 million Americans had contracted the virus, 98,000 required hospitalization, and about 3,900 people died from H1N1-related causes.
California: an outbreak of whopping cough causes the death of ten infants; 9,477 cases reported.
Nationwide: a meningitis outbreak traced back to contaminated steroid medication shipped to 23 states killed 36; 500 cases reported.