Are Blood Blisters Under Callus Harmful?

Seeing the mechanism causing blood blisters to occur beneath calluses may make you wonder whether these blisters should be a health concern.

In fact, blood blisters tend to be harmless and do not necessarily cause further complications, unless the discomfort and cringe you might undergo because of them. However, if you are diabetic, you need to immediately see the doctor to get the blisters and calluses observed.

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