What era of music is Demi Lovato in?

Demi Lovato is a singer, songwriter, and actress who has been active in the music industry since 2008. She rose to fame as a teen star on the Disney Channel series "Camp Rock" and "Sonny with a Chance". Lovato's musical style has evolved throughout her career, but it primarily falls within the genres of pop, pop rock, and R&B. Some of her most popular songs include "Sorry Not Sorry", "Skyscraper", and "Heart Attack".