Bob Harper is a renowned fitness expert, a New York Times bestselling author, and the creator of the Black Fire workout program. Best known for his role as the host of The Biggest Loser, Bob started his career working at the front desk of a fitness center in Tennessee. Eventually, his desire to succeed in the fitness industry led him to Los Angeles, where he became one of the most sought-after personal trainers in the city. However, in 2017, a heart attack forced Bob to rethink his approach to fitness. Today, he lives in New York, where he enjoys spending time with friends and compiling bespoke playlists for his hot yoga classes.