Herpes Simplex Virus
Herpes simplex is a common viral infection that causes cold sores. Most cold sores are caused by HSV-1 (herpes simplex virus type 1), which results in oral/mouth herpes.
Impetigo is a common infection of the top layers of the skin. It occurs most frequently in children ages 2 to 6 years.
Molluscum contagiosum is a viral infection of the skin that causes small pearly or flesh-colored bumps.