The Mayo clinic states that cold sores are caused by the herpes simplex virus. This virus spreads through skin-to-skin contact, such as kissing and oral sex, as well as by sharing razors, eating utensils or towels. Once ... More »

A cold sore is a very small blister that is filled with fluid and is caused by a viral infection, according to Mayo Clinic. It is also known as a fever blister. Cold sores are known to appear in groups, and it is common ... More »

www.reference.com Health Conditions & Diseases Skin Conditions

Cold sores are mainly caused by the herpes simplex virus, or HSV, particularly the HSV-1 strain, states Mayo Clinic. Although rarely, another type of this virus known as HSV-2 also causes cold sores. More »

www.reference.com Health Conditions & Diseases

Cold sores are mainly caused by the herpes simplex virus, or HSV, particularly the HSV-1 strain, states Mayo Clinic. Although rarely, another type of this virus known as HSV-2 also causes cold sores. More »

www.reference.com Health Conditions & Diseases

Nasal cold sores are typically caused by the herpes simplex virus type one, according to WebMD. The virus can also develop from allergies, colds, fever, stress or certain foods. However, sometimes, nasal cold sores devel... More »

According to WebMD, cold sores are caused by the herpes simplex virus, which is contagious. The virus is contagious via direct or indirect oral contact, which means that it may be spread by kissing, sharing cups or utens... More »

www.reference.com Health Conditions & Diseases Cold & Flu

Research links Bell's palsy to several viral conditions, such as mononucleosis, chicken pox or shingles, and cold sores or genital herpes, although the exact reason it occurs remains unknown, according to Mayo Clinic. Th... More »

www.reference.com Health Conditions & Diseases