News bites: Experts say obesity now a national-security threat, and more

A policy summit concluded that as enlistee waistlines grow, obesity threatens national security more dramatically. Kaiser Health News has the story.

Long-acting forms of birth control like IUDs are more effective in cutting pregnancy than the pill, according to a new study. The Wall Street Journal reports.

For its executions, Missouri will start using the same anesthetic that caused the death of Michael Jackson. The Associated Press has more.

The Agriculture Department is proposing new rules to crack down on food-stamp fraud, The Associated Press reports.

Major health systems like UCLA's are trying to reduce costs by hundreds of millions of dollars in the coming years, The New York Times reports.

An organization called Planetree aims to make hospital care more humane and family-centric, NPR reports.

Many products made with stevia, a naturally occurring sweetener, still contain sugar, Reuters reports.