Andrea Abarca (R) congratulates Hazel Castillo after announcing that she lost 7 kilograms, before an aerobics class in Los Guidos de Desamparados July 23, 2015. Castillo lost 7 kilograms in six months while participating in the health program organized by Abarca, which aims to combat obesity and sedentary behavior in poor women living in a slum. (Photo by Juan Carlos Ulate/Reuters)
