What explains the Achilles’ heel in certain Asian diets? For decades, Japan has had the longest life expectancy in the world, while spending just a fraction on healthcare compared to other high-income countries. This longevity has been attributed in part to Japanese dietary patterns, which are thought to have contributed to their comparatively low rates of coronary artery disease. Japan has historically had among the lowest rates of colon, breast, ovarian, prostate, bladder, and blood cancers. Japan, however, has among the highest rates of stomach cancer, as you can see below and at 0:42 in my...