Here’s how type 2 diabetes develops: in a healthy person, the digestive system breaks food down into glucose. The beta cells in the pancreas make a hormone, insulin, which is released into the bloodstream and allows glucose to enter the body’s cells to be used as fuel. In a wonderfully tidy system, insulin binds to receptors on the cells, like a key fitting into a lock. The lock turns, the door opens, and glucose can enter the body’s cells. But too much belly or liver fat can cause your body to become insulin resistant, meaning that cells don’t respond to insulin the way they should. Their
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