Sudden, unexplained foot pain may be caused by irritated or damaged nerves.

6. Slow-Healing Cuts

High blood sugar affects blood flow and slows down the healing process.
If small cuts or blisters take a long time to heal, it may be a warning sign.

7. Dry, Cracked Skin

Diabetes can affect sweat glands, causing severely dry, flaky, or cracked skin on the feet.

8. Foot Swelling

Poor circulation and fluid retention — both linked to diabetes — can cause swelling in the feet and ankles