When it comes to healthy eating, everyone has an opinion on what’s good, what’s bad, what’ll make you gain weight, and what’ll make you lose it. But everybody is different — and just because a diet of all-corn worked for someone, that doesn’t mean it’ll work for you (and, um, we don’t recommend trying it.) That’s why we like to leave nutrition advice to the pros: dietitians and nutritionists who are always up on the latest in healthy-eating research.

Philadelphia-based dietitian Theresa Shank, RD, LDN, is nothing if not relatable.  As Einstein Medical Center’s outpatient dietitian, Shank is a big proponent of the “practice what you preach” philosophy.

“What insurance do you have?”

This is one of the first questions I ask when talking to individuals who inquire about my services as a registered dietitian.