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.

Researchers have investigated how microbubbles tiny gas bubbles can deliver drugs into cells in a targeted manner using ultrasound. For the first time, they have visualized how tiny cyclic microjets ...

BLISTERS FORM UNDER the epidermis (the skin’s top layer) as a sac filled with clear liquid or blood, according to the Cleveland Clinic. There are a few types of blisters. • Friction blisters ...