Rising obesity numbers, drug use, criminal backgrounds and other problems mean most people at prime military recruiting age are ineligible to serve.

This might seem to be an odd story to include in a stream about environmental health, until you consider the science that has emerged over the last two decades about how chemical exposures can contribute to obesity, diabetes and neurological developmental disorders like ADHD, autism, impaired cognitive function, lower IQ, etc. Getting control of these exposures becomes a national security imperative.