"Fix You" is a song by British rock band Coldplay. It was written by all four members of the band for their third studio album, X&Y (2005). It was released on 5 September 2005 as the second single from X&Y and reached number 4 on the UK Singles Chart. The song reached number 18 in the United States Billboard Hot Modern Rock Tracks. Promo singles were released for the UK and US.