Why are food allergies on the rise?

Posted by Trish Riley, August 3, 2010

The number of kids with food allergies went up 18 percent from 1997 to 2007.

One theory is that the Western diet has made people more susceptible to developing allergies and other illnesses.

A study in Proceedings of the National Academy of Sciences compared the gut bacteria from 15 children in Florence, Italy, with gut bacteria in 14 children in a rural African village in Burkina Faso. They found that the variety of flora in these two groups was substantially different.

Why are food allergies on the rise? – CNN.com.