Watch Series: Fit to Fat to Fit Released in (2016) - Season 1 produced by USA, The TV Series categorized in Reality-TV, and content rating TV-PG with duration 60 min broadcasted as these networks A&E, Lifetime, Lifetime (US), Streamed at Putlocker A groundbreaking series that follows personal fitness trainers from across the country as they undertake the most extreme weight-loss experiment ever: by forcing themselves to gain weight, they aim to better understand the struggles of their obese clients as they lose the weight together. - Season 1