That headline is attention-grabbing but misleading. Your feet are not a “blood sugar meter.” Foot changes can occur with diabetes—particularly tingling, burning, numbness, pain, weakness, reduced sensation, slow-healing sores, and changes in skin/color or temperature—but these symptoms do not diagnose diabetes by themselves.
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NIDDK
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Common diabetes symptoms include:
Frequent urination
Excessive thirst or hunger
Unexplained weight loss
Fatigue
Blurred vision
Frequent infections
Slow-healing cuts or sores
Numbness or tingling in the hands or feet
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CDC
The reliable way to find out whether you have diabetes is blood-glucose testing, not examining your feet. Also, many people with type 2 diabetes have few or no noticeable symptoms.
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CDC
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If someone with diabetes develops a foot wound, infection, significant color/temperature change, or new loss of sensation, they should seek medical attention promptly.
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CDC
If you’re asking because you saw a specific article or video making the “12 foot symptoms” claim, send me the link and I can fact-check all 12 one by one.
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