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.
Piercing: Lip piercing and tongue piercing may also lead to formation of blood blisters in mouth. This may be due to an injury during piercing of an infection on the piercing that occurs later after piercing. A blood blister in the middle of tongue after piercing.