Blisters are painful skin irritations that occur due to friction. If a blister bursts, bacteria can enter the wound and cause a skin infection. It may be possible to treat the blister at home. Certain ...

Blood blisters in the mouth usually result from accidental injury. Most respond to home treatment, such as a saltwater gargle, oil pulling with coconut oil, or over-the-counter (OTC) medication.

You usually do not need treatment for blisters, which often heal on their own. Make sure you wear properly fitted shoes and moisture-wicking socks to help prevent blisters. You should cover any ...