"Fiebre" (transl. "Fever") is a song recorded by Puerto Rican singer Ricky Martin, featuring a guest appearance from Puerto Rican duo Wisin & Yandel. It was written by Víctor Rafael Torres Betancourt, Marcos Ramírez Carrasquillo, José Angel Torres Castro, Eliot José Feliciano, Martin, Andrés Castro, Yotuel Romero, Yandel, Beatriz Luengo, and Wisin, while the production was handled by Los Legendarios. The song was released for digital download and streaming as a single by Sony Music Latin on February 23, 2018. A Spanish language reggaeton and pop song with reggae and dembow influences, it is about an addictive lover and the heat of his feelings.