Commute 45 to 59 min. 7.20%. Commute greater than 60 min.
6. This condition causes blood blisters to form on the inner cheek, gums, tongue and/or the roof of the mouth. It is caused by the herpes simplex virus 1 and symptoms, like pain, a burning sensation, fatigue and fever, will be felt.
Answer Wiki. It sounds like a blood blister, which may have been caused by trauma. Perhaps you bit the inside of your cheek. Other causes might be a problem with clotting like low platelets. Smoking and alcohol, as well as certain food allergies can also trigger blood blisters in the mouth. Other, more rare causes exist.