Lungs is the debut studio album by English indie rock band Florence and the Machine, released on 3 July 2009 by Island Records. Lungs received generally positive reviews from music critics, with Welch drawing comparisons to the likes of Kate Bush and Fiona Apple. It appeared on several year-end critics' lists in late 2009. The album won the award for British Album of the Year at the Brit Awards. Commercially, Lungs reached number one in Poland and the United Kingdom, and number 14 in the US Billboard 200, selling over 3 million copies worldwide

The album has been reissued several times: an expanded version titled Between Two Lungs (2010), a digital EP subtitled The B-Sides (2011), and a Tenth Anniversary Edition (2019).