Approximately one-third of the adult U.S. population has prediabetes, ∼5–10% of whom will progress to diabetes per year (1,2). Intensive lifestyle changes delay progression to diabetes; however, sustaining lifestyle changes long term is challenging and often insufficient to prevent development of diabetes (3). Simple, inexpensive, and sustainable approaches to complement lifestyle changes are therefore needed to lower diabetes risk in people with prediabetes.
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