Heart Attack (Demi Lovato song)

"Heart Attack" is a song by American singer Demi Lovato, released as the lead single from her fourth studio album, Demi (2013). The song was written by Lovato, Mitch Allan, Jason Evigan, Sean Douglas, and Nikki Williams, and produced by Evigan and Allan.

"Heart Attack" is an electropop and power pop song with influences of dubstep. Lyrically, the song describes the feeling of being vulnerable and afraid of falling in love, fearing potential heartbreak. It explores the anxiety and apprehension associated with opening oneself up to a new romantic relationship.

The song was a commercial success, reaching the top ten in several countries, including the United States, Canada, the United Kingdom, and Australia. In the US, it peaked at number 10 on the Billboard Hot 100, becoming Lovato's third top-ten single in the country. It was certified triple platinum by the Recording Industry Association of America (RIAA).

The music video for "Heart Attack" features Lovato performing the song in a black and white setting, interspersed with shots of her covered in metallic paint. The video portrays the raw emotions and vulnerability expressed in the song's lyrics.

"Heart Attack" received positive reviews from critics, who praised Lovato's vocal performance and the song's catchy melody. It has been recognized as one of Lovato's signature songs and remains a popular track in her discography.