Lifetime is an influential American melodic hardcore band from New Jersey. Lifetime was formed in 1990 and disbanded in 1997. In late 2005, they announced their reunion.

There is more than one artist called Lifetime: Lifetime (US): With its roots in the New York/New Jersey hardcore scene, the band was formed in 1990 by singer Ari Katz and guitarist Dan Yemin. In contrast to the negative, sometimes violent tone promulgated their New York hardcore contemporaries, lyricist Katz emphasized more positive, personal themes in their two-minute songs. In 1992, Lifetime released their first full length album, entitled Background, that bore only passing resemblance to thei