[5] Originally, the duo had considered offering "Heart" to hi-NRG singer Hazell Dean,[6] and they also thought it suited Madonna,[7] but they ultimately kept it for themselves and asked Pettibone to produce it for Actually.

The single is Richards' original version, featuring syn drums and J.J. Belle playing guitar with a wah-wah effect, giving the song more of a 1970s sound.

[12] It placed at number one in Finland, Ireland, Switzerland, and West Germany, as well as New Zealand, and in the top ten in Austria, Belgium, Norway, Spain, and Sweden, along with South Africa (see Charts).

In 2024, Pet Shop Boys released a new recording of "Heart" on Furthermore, the bonus EP with the two-disc version of their fifteenth album, Nonetheless.

The other showed Lowe in the same pose, wearing an Issey Miyake fisherman's mac and hat with industrial dungarees, which he had worn at the 1988 Brit Awards.

[16][17] The CD and the 12-inch remix covers used the photo of Tennant, with a blurred image of Lowe standing behind him "waving his arms in a fashion reminiscent of a Francis Bacon painting".

[19] In his review of the single, Jonh Wilde from Melody Maker felt that "after their lugubrious reading of "Always on My Mind", things diminish further with this sour self-parody.

"[20] Jonathan Romney from NME wrote, "Obviously, the Boys' injection of their vital juices into Patsy Kensit ["I'm Not Scared"] has left them quite drained poor things.

"[21] Johnny Dee from Record Mirror named the song Single of the Week, adding, "'Heart' is immediate modern, compact and remixed from the album, actually, it's what the kids want, it's what I want!

[23] Directed by Jack Bond, who also made the band's 1988 film It Couldn't Happen Here, the music video for "Heart" is a resetting of the Dracula story.

[24] "Heart" was performed on the Pet Shop Boys' first tour in 1989, with a film projection by Derek Jarman featuring dancers in a club.