Health

For women who carry certain genes, getting a double mastectomy before anything shows up on a mammogram may reduce breast and ovarian cancer risk. Damian Dovarganes/AP hide caption

Eggs themselves are remarkably resistant to germs like salmonella. The shell and proteins in the egg white normally do a good job of fending off pathogens. But eggs laid by a bird infected with salmonella will likely be infected, too. Courtesy of John Ingraham hide caption

When The Levees Broke: The rate of suicide in 2008 and 2009 in Orleans Parish was about twice as high as it was the two years before the levees broke.  Above, the 17th Street Canal Levee. Mario Tama/Getty Images hide caption

MIT researchers wore the Age Gain Now Empathy System -- a body suit and helmet -- to a grocery store to understand what struggles seniors might have while shopping. Courtesy of MIT's AgeLab hide caption

In the future, physician assistants like Jim Love could could be playing a bigger role in primary care. Julie Rovner/NPR hide caption