"Heart Attack" is the second English (and third overall) single from Enrique Iglesias' tenth studio album, Sex and Love.

"Heart Attack" is a midtempo dubstep and electropop ballad,[4] with lyrics like, "I thought I never want you back / But I don’t wanna live in a world without you.

Kevipod of Direct Lyrics called it "a billion times better than 'Turn The Night Up'," writing that "there's piano, there's guitar, and there's also dubstep in this song, which I wonder if The Suspex produced, because it's giving me some Demi Lovato 'Heart Attack' teas.

"[4] Patrick Bowman of Idolator called it, "a track that marries his seductive Latin pop sensibilities with the bass blaring weirdness of dubstep.

Trouble!’ during the choruses) and Miley Cyrus’ 'We Can't Stop' (as this and Heart Attack feature piano in the verses) over this piece of derivative garbage.

The autotune and over-driven vocals snuff out his usually sensual tone and slight accent, as well as any personality left in this track.

The bloody hand is the result of catching Belle and her man-on-the-side in bed together, which ended with Iglesias beating him up, almost to death in a fit of rage and Belle, choosing her injured lover over her boyfriend, telling Iglesias to leave, and as could be assumed the contemplated suicide is a result of the split.

Iglesias has performed the song on Good Morning America on 28 October 2013,[12] the TeenNick HALO Awards on 17 November 2013 at the Hollywood Palladium,[13] and the season 17 finale of Dancing with the Stars.