Sickness may refer to:
Disease Nausea Sickness behavior
Other uses The Sickness, 2000 album by Disturbed The Sickness (novel), 1999 book in the Animorphs series Corey Taylor, nicknamed "The Sickness", American heavy metal musician (sic)nesses, 2010 video album by Slipknot
See also Sick (disambiguation) Sicko (disambiguation)