Dear Dietician: Blue Zone

Dear Dietitian,

What makes "blue zone diets" like the Mediterranean diet so healthy?

Sincerely,

Chris

Dear Chris,

Blue zones are areas of the world where people live much longer than average. The term was trademarked by Dan Buettner who identified these five regions of the world: Sardinia, Italy; the community of Seventh-Day Adventists in Loma Linda, California; Ikaria, Greece; Okinawa, Japan;...