Foot ulcers are open sores on your skin that don't heal properly, and they're a major problem for people with diabetes. Here's what you need to know about this potentially serious complication:
Why does diabetes cause foot ulcers?
High blood sugar levels damage your nerves, especially in your extremities. This causes peripheral neuropathy, a condition that makes your feet feel numb and weak. Once this happens, you can't feel injuries to your feet like pressure from your shoes or cuts from stepping on something sharp.
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