Parkin Parkin / Mosaic When Velveth Monterroso arrived in the U.S. from her hometown in Guatemala, she weighed exactly 140 pounds. But after a decade of living in Oklahoma, she was more than 70 pounds heavier and fighting diabetes at the age of 34. This friendly woman, a mother of two children, is a living embodiment of the obesity culture cursing the world’s wealthiest country.