“Fast-food meals often contain large amounts of added sugars — especially from buns and sugar-sweetened beverages,” says Akhaphong. All that sugar causes repeated spikes in insulin, which can raise the risk of insulin resistance. “Insulin resistance occurs when the body’s tissues become less responsive to insulin, the hormone responsible for helping lower blood sugar,” Akhaphong explains. The result: more sugar flowing in the bloodstream.
Fast food’s low fiber is another factor in the blood sugar equation. Fiber slows down the absorption of glucose, helping steady your blood sugar. But foods like burgers and chicken nuggets tend to be low in fiber. By choosing home-cooked meals over fast food, you have more control over your fiber intake, supporting blood glucose control.
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