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Pretty privilege may be alive and well. Apparently, so is skinny privilege.
For years, economists have documented what they call the "obesity penalty" — the social and financial disadvantages people can face because of their weight. Now, the rise of GLP-1 medications is giving researchers a new way to measure just how much appearance may shape someone's economic prospects.
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In a 2026 working paper published by the National Bureau of Economic Research, Harvard economist Rebecca Diamond found that women who were unemployed when they began taking GLP-1 medications saw a change 18 months later.
Their employment rate rose by nearly 27 percentage points compared with women who wanted to take the medications but had not yet started – a gap larger than the employment difference between American women with a high school diploma and those with a university degree.
The research does not suggest that losing weight made these women smarter, more capable or better qualified for work. Instead, it raises questions about whether changes in appearance may affect how women are perceived by employers.
The financial cost of weight bias
GLP-1 medications have quickly become a popular weight-loss tool. In 2026, 11% of U.S. adults said they were currently taking one to lose weight, up from just 3% in 2024, according to Gallup.
But long before GLP-1s became part of the cultural conversation, research suggested weight was already influencing how women were perceived in the workplace.
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