It is my great pleasure to publish New Frontiers in Lifestyle-Related Dis eases, the proceedings of the Showa University International Symposium for Life Sciences, 3rd Annual Meeting, held at Showa University on Sep tember 13, 2006. This symposium was supported, in part, by Grants for the Promotion of the Advancement of Education and Research in Graduate Schools and Ordinary Expenses for Private Schools from the Ministry of Education, Culture, Sports, Science, and Technology of Japan. On behalf of Showa University, I would like to express my deepest thanks to all the authors and editors for...