"World So Cold" is the third single released from Three Days Grace's 2009 album, Life Starts Now.
[2] "World So Cold" was written by Adam Gontier and produced by Howard Benson.
[3] The track was written prior to the release of the group's second studio album, One-X according to guitarist Barry Stock.
"[4] "World So Cold (piano version)" was released on the Japanese edition of Life Starts Now and on the downloadable single for "Lost in You".
[5][6] Before the album was released, the band put a piano version without any vocals on their website.