This article may refer to:
Influenza - The famous disease that infects us and keeps changing every year.
H1N1 - Commonly known as the Swine Flu because it is transmitted from Pigs to Humans
H5N1 - Commonly known as the Avian Flu because it is transmitted from Birds to Humans
Simian Flu - The Fictional influenza from the rebooted Planet of the Apes Series