Erin Oprea & Jana Kramer Chat About STRONG by Zumba

STRONG by Zumba combines body weight, muscle conditioning, cardio and plyometric training moves synced to original music that has been specifically designed to match every single move. In each class, instructors change up the music and moves frequently to make sure people are always challenged to the max. Erin Oprea and musician Jana Kramer paid BUILD a visit to chat about the class.