Dr. Michael Fleming, past president of the American Academy of Family Physicians, considered himself obese when this photo was taken in 2004. He led efforts by doctors to lose weight.
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A shopper at a branch of South African retailer Pick n Pay in Johannesburg. Health insurer Discovery offers rebates on health food at the chain to its members who enroll in a health promotion program.
SIPHIWE SIBEKO/Reuters /Landov