Childhood obesity in the rural world.

The problem of childhood obesity is relatively recent. However, it is not highly prevalent in all areas of the world, and may appear to be limited to the context of developed countries. A focus on the opposite problem, undernutrition, shows this to be prevalent in developing countries. A previous report in your journal from a rural area at the Cambodian–Thai border, gave the prevalence of undernutrition as approximately 63%.