Inspired by the popularity of Japan’s Morning Banana Diet, Dole‘s Go Bananas 2-A-Day challenge offers a healthier version for Americans looking to shed holiday pounds. The nutrition system, created by the Dole Nutrition Institute as a healthier sequel to Japan’s Morning Banana Diet that swept the island nation by storm in 2008 and 2009. Originally conceived by an Osaku pharmacist to help her overweight husband lose 38 pounds, the diet led to a nationwide diet frenzy and widespread banana shortages in Japan after the spouse posted his dieting success on a leading social network.