"Vertigo" is a song by Irish rock band U2. It is the opening track on their eleventh studio album, How to Dismantle an Atomic Bomb (2004). It was released to radio as the album's lead single on 24 September 2004, and upon release, it received extensive airplay. The song was an international success, bolstered by its usage in a television advertisement featuring the band for Apple's iPod digital music player. The song lent its name to the band's 2005–2006 Vertigo Tour.
The song peaked at number 31 on the Billboard Hot 100 in the United States and number one on the US Alternative Songs chart. It also topped the charts in Denmark, Ireland, Italy, Spain, and the United Kingdom, while reaching the top 10 in Australia, Austria, Belgium (Wallonia), Canada, Finland, the Netherlands, New Zealand, Norway, Sweden, and Switzerland. "Vertigo" won three Grammy Awards for Best Rock Performance by a Duo or Group with Vocal, Best Rock Song, and Best Short Form Music Video at the 2005 ceremony.
"Vertigo" ranked number 64 on Rolling Stone's list of the 100 Best Songs of the Decade (2000 to 2010).