A cafeteria worker supervises lunches for school children at the Normandie Avenue Elementary School in South Central Los Angeles on December 2, 2010. First Lady Michelle Obama, a champion of measures to fight childhood obesity in the United States, welcomed passage in Congress Thursday of a law aimed at improving the quality of school meals. Michelle Obama called the bill a "groundbreaking piece of bipartisan legislation that will significantly improve the quality of meals that children receive at school and will play an integral role in our efforts to combat childhood obesity.
- [Mark Ralston/AFP/Getty Images]

GUANGZHOU, CHINA - NOVEMBER 14: Ryosuke Yamamoto of Japan competes in the Men's Individual Triathlon at the Triathlon Venue during day two of the 16th Asian Games Guangzhou 2010 on November 14, 2010 in Guangzhou, China.
- [Adam Pretty/Getty Images]

A model displays Japanese undergarment maker Wacoal's mage hit girdle, which has sold 7.2 million similar products for women in past three years during a press conference to announce the new men's similar underwear "Cross Walker" to tighten up flabby bellies, at a press conference in Tokyo on March 17, 2008. Wacoal said a survey showed 95 percent of Japanese businessmen in their 30s and 40s was the most concerned about the waistline of their physique.
- [Yoshikazu Tsuno/AFP/Getty Images]

Mongolian sumo grand champion Hakuho (L) throws his compatriot Harumafuji on the last day of the 15-day Autumn Grand Sumo Tournament in Tokyo on September 25, 2011. Hakuho won the match and clinched the championship on the final day with a 13-2 record.
- [JIJI PRESS/AFP/Getty Images]

NEW YORK - JULY 4: Takeru Kobayashi of Japan rubs his stomach after the annual hot dog eating contest at Coney Island July 4, 2003 in New York City. Kobayashi, who set a world record of 50 1/2 hot dogs in last years contest, downed 44 to easy win again this year.
- [Chris Hondros/Getty Images]