by Ulises Ruiz with Jennifer Gonzalez Covarrubias in Mexico City Agence France-Presse GUADALAJARA, Mexico (AFP) — The folds of flesh on Juan Pedro Franco’s back sway heavily as he cranks the pedals of a modified bicycle with his arms, exercising to boost his already jaw-dropping weight-loss total of 250 kilos (550 pounds). Franco, who comes from northern Mexico, used to be the world’s fattest man. Guinness World Records certified the title after he weighed in […]