Advertisement

What is a blister?

A blister is a fluid-filled sac in the outer layer of skin. It can be caused by rubbing, heat, or diseases of the skin. Also called skin vesicle.

 

This answer is based on source information from the National Cancer Institute

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
A blister is a patch of raised skin that contains watery liquid. Blisters may form when your skin rubs against something repeatedly. For instance, if your shoes are tight, stiff, or too small, the skin on your feet can develop blisters as it rubs against the inner part of the shoes when you walk. Don't pop a skin blister. Instead, cover it with a bandage and let the skin heal naturally.

Continue Learning about Skin Disorders

The Potential Health Risks of Atopic Dermatitis
The Potential Health Risks of Atopic Dermatitis
Atopic dermatitis, also referred to as AD, is a chronic condition known for causing dry, irritated, itchy patches on the skin. It affects between 10 a...
Read More
How can I treat stretch marks myself?
Daniel KappDaniel Kapp
Stretch marks can be treated by topical products such as a retinoid or alpha hydroxy acids.  However...
More Answers
All-Access Guide to Five Common Skin Conditions
All-Access Guide to Five Common Skin ConditionsAll-Access Guide to Five Common Skin ConditionsAll-Access Guide to Five Common Skin ConditionsAll-Access Guide to Five Common Skin Conditions
Get to the root of common skin disorders, including triggers, treatment and more. 
Start Slideshow
How Is Rosacea Related to Digestive Health?
How Is Rosacea Related to Digestive Health?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.