Blisters under the tongue may be related to life habits, but also may be the presence of sublingual gland cysts, oral herpes and other diseases.
1. Physiological factors, the patient usually drink less water, often eat spicy food, easy to lead to the mucous membrane of the tongue is stimulated, the emergence of blisters under the tongue.
2. Sublingual gland cysts, clinically appearing sublingual gland cysts sublingual gland secretion of saliva when the tongue duct blockage, saliva can not enter the oral cavity normally, long time retention, the formation of cysts, may appear under the tongue blisters.
3. Oral herpes, patients with oral herpes, herpes virus invades the oral skin mucosa, resulting in damage to the skin barrier, inducing herpes, blisters under the tongue.
If the blisters are more serious, it is best to seek timely medical examination and treatment.