It’s also a good idea for people with diabetes (any type) to seek medical attention for blisters. Diabetes can damage nerves and blood vessels in the feet, making people with the condition ...

Blisters commonly happen on your heels, toes, or other parts of your feet, but they can really happen ... as a sac filled with clear liquid or blood, according to the Cleveland Clinic.

They are most common on the hands and feet. Common causes ... skin filled with fluid or blood that appears red, dark purple, or black. Blisters can be small or large, and they might also feel ...