What is "dysrhythmia"

n. A disturbance to an otherwise normal rhythm (especially of the heart).

Dysrhythmia is an American instrumental progressive metal band formed in Philadelphia, Pennsylvania in 1998. The band's music combines avant-garde elements of progressive rock and jazz with heavy metal. They are currently located in Brooklyn, New York.

Their most recent release, Test of Submission, was released in August 2012 via Profound Lore Records.

Dysrhythmia may refer to:

• Circadian dysrhythmias, disturbances of circadian (daily) rhythms including jet lag and disturbed sleep timing
• Cardiac dysrhythmia, a medical condition causing irregular heart rate, also called arrhythmia
• Dysrhythmia (band), a progressive metal band from Brooklyn
• Dizrythmia, a 1977 album by Split Enz