What is a blister?

A blister is a bump on the skin containing fluid. Blisters are usually circular in shape. The fluid that forms underneath the skin can be bloody or clear.

What causes a blister?

Blisters are caused by injury, allergic reactions, or infections, which may include the following:

The symptoms of a blister may resemble other skin conditions. Always consult your physician for a diagnosis.

First aid for blisters:

Blisters often heal spontaneously. Treatment will vary, depending on the cause. Some general guidelines for first-aid may include:

Treatment for blisters:

A blister will usually heal on its own. Treatment may include:

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