World's Oldest Man Claims Smiling Is His Secret to Longevity
Close Photo: Japan Pool/Getty Images Watanabe was born in 1907 and always had a green thumb. He studied agriculture and eventually got a job working with a sugar company. Watanabe says his many years working at a sugar company means he has a major sweet tooth. Even though he’s lost his teeth in old age, he still enjoys custards and sweet cream. Up until last year, Watanabe spent his days practicing origami and calligraphy, honing his math skills and engaging in exercise as part of a rehabilitation program....