Symptoms of cold sores

Cold sores can cause various symptoms. Common infection of Herpes Simplex can affect the mouth and face as orofacial herpes and in the case of genitals as genital herpes. Cold sores can infect the eye in the form of herpes keratitis and damage it and when it trespasses into the central nervous system it can damage the brain in the form of herpes encephalitis. Persons with suppressed or immature immune systems like transplant recipients, newborns, AIDS patients etc. tend to develop grave complications from cold sores. Alzheimer’s disease, bipolar disorder is cognitive deficits related to cold sores. There are many individuals who do not display any physical symptoms at all of cold sores and this condition in termed asymptomatic or sub-clinical herpes.