I began by reading Dan Buettner's book, The Blue Zones
, one of which is Okinawa, a couple years ago. Then came my reading of The Okinawa Program
by Bradley J. Willcox, M.D., D. Craig Willcox, PhD, and Makoto Suzuki, M.D. I learned that the prevalence of MS in Okinawa is miniscule. This was due to diet, I thought: http://www.truehealth.org/okinawadiet.html
The diet in that country commonly includes go-ya (a.k.a. bitter ...