Sales of margarine are in decline, due to a combination of reformulated recipes, price, health and taste. Do you defend marge, or is butter simply better?
Michiko Ono and Masaru Nishimori are both in their 80s, have never suffered a serious illness and deal with the Japanese capital's city heat better than their interviewer
Japanese people are more likely to reach 100 years old than anyone else in the world, a fact that some researchers attribute to their diet. So, are they right – and is eating tofu and squid the place to start?