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WebMD indicates that blood blisters occur when the skin is pinched in a forceful manner and blood vessels are damaged in the process. A common injury that is known to create blood blisters is pinching a finger in a drawe... More »

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Blood blisters should be left alone and be allowed to heal on their own unless it is too large and painful, in which case it would be better to drain it with care. A blister should not be drained if the person has HIV, ... More »

www.reference.com Health Conditions & Diseases Skin Conditions

If the blood blister isn't too painful, try to keep it intact, says Mayo Clinic. Cover the blister with a bandage, and seek medical attention if it is painful or if it prevents you from walking or using your hands. More »

www.reference.com Health Conditions & Diseases Skin Conditions
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Popped blood vessels, which often appear on the face, go away, but the process of fading can take quite a while. There are methods a person can use to speed up healing, according to InnovateUs. More »

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Blood blisters should be left to burst on their own without puncturing them. If they burst, the spots should be cleaned, dried and protected to prevent infections. The blisters will heal naturally without any medication,... More »

www.reference.com Health Conditions & Diseases

Foot blisters are caused by repetitive friction, burns, cold injuries, forceful pinching of the skin and spider bites, according to WebMD. Viral infections such as chicken pox, cold sores and shingles, and bacterial infe... More »

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Hypothyroidism causes many skin and scalp changes, including open sores, large blisters, scaling, rashes, loss of pigment, and scarring on the scalp and body, according to the Thyroid Foundation of Canada. Additionally, ... More »

www.reference.com Health Conditions & Diseases