MEDizzy
MEDizzy
Sadia
Sadiaover 2 years ago
Blister

Blister

A blister is a pocket of fluid between the upper layers of skin. The most common causes are friction, freezing, burning, infection, and chemical burns. Blisters are also a symptom of some diseases. The blister bubble is formed from the epidermis, the uppermost layer of skin.

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