Fuente: The Economist

IN FRONT of the skyscrapers on the esplanade in Panama City, joggers puff along a path in the morning heat, as men and women do push-ups and bench-presses. In this part of Panama the enemies are fat and diabetes. But a short flight away indigenous communities living amid fearsome overcrowding on the tropical islands of Guna Yala (formerly San Blas) are so poor and malnourished that their young children can die for lack of a boat fare to get to the nearest health clinic...