After a record run, you may notice a tiny red bubble on your foot. Don’t panic. This is likely just a blood blister and not a cause for concern. Instead of being filled with clear fluid like a ...

Medically reviewed by William Truswell, MD You usually do not need treatment for blisters, which often heal on their own.Make ...

What is a friction blister? If you’ve ever decided to break in a new pair of shoes by going for a long walk or run, you may have been sidelined by a painful friction blister. These fluid-filled ...