


The song sold 215,000 copies in the US in its first week, her best sales week for a song download, and peaked at number ten on the US Billboard Hot 100, becoming Lovato's second solo top-ten single on the chart. It received acclaim from music critics, many of whom complimented its lyrics and Lovato's vocals. "Heart Attack" is an electropop song that employs cardiac motifs to represent the fear of falling in love. The song was produced by Mitch Allan, and Jason Evigan of "The Suspex", who co-wrote the song along with Lovato, Sean Douglas, Nikki Williams, and Aaron Phillips. The song was released on February 25, 2013, as the lead single from her fourth studio album Demi (2013). " Heart Attack" is a song recorded by American singer Demi Lovato.
