You are what your friends eat, according to USC researchers whose study aims to prevent obesity and diabetes in kids; AI may be able to find friends who are good influences

BY Connie Choy

Do you have that friend you go out with to indulge on all the scrumptious (and unhealthy) delicacies L.A. has to offer? Or how about that other friend who eats organic and always makes you feel like an unhealthy chicken nugget? Chances are you have both — and you’re also probably one of them.

Peers can wield a lot of influence when it comes to our lifestyle choices...