Herpes is caused by a virus. Herpes usually occurs in two types, herpes type 1 and herpes type 2. Herpes type 1 affects the mouth, the nose and the lips and is also called oral herpes. Most people are not able to eat very hot or very cold things while sick because, the sores and blisters in the mouth are very painful especially when exposed to heat. Nose blowing becomes an issue if you have sores in the nose because every time you apply pressure, then the pain intensifies.
Herpes type 2 on the other hand usually affects the sexual organs which are the penis and the virginal. Read The Full Post