I tried the Nicoya, Costa Rica Blue Zone diet for a week. I felt fuller and more energetic.

I tried the Nicoya, Costa Rica Blue Zone diet for a week. I felt fuller and more energetic.

Julia Pugachevsky Nicoya, Costa Rica is one of the world's five Blue Zones, where people live longer than average. Nicoyans don't eat much meat and consume more whole foods like beans, squash, and corn. For a week, I ate like a Costa Rican SuperAger, making dishes like gallo pinto and rosquillas. Nicoya, Costa Rica is one of the world's five "Blue Zones," where residents live longer than average. Some Nicoyans live well into their 90s and 100s, …