"Among the world’s 20 most populous countries, the highest proportional rates of adult obesity can be found in the United States (36%), Turkey and Egypt (32% each), Mexico (29%) and Iran (26%)."

US Obesity in Global Perspective

What is the U.S. share of the global problem compared to overall population share?

"Among the world’s 20 most populous countries, the highest proportional rates of adult obesity can be found in the United States (36%), Turkey and Egypt (32% each), Mexico (29%) and Iran (26%)."