Tanssitauti is an EP by CMX released in 1990.

The band had released their debut album Kolmikärki earlier the same year with a different lineup.

Tanssitauti is the first CMX recording to feature guitarist Janne Halmkrona, who appears on all of the band's albums from this point on.

[1] First track was originally unnamed and referred with "...".

A live version of "Pimeä maa" appears on the 1997 compilation album Cloaca Maxima.