Jump to content. Top of the page Check Your Symptoms. Healthy skin is a barrier between the inside of the body and the outside environment. A rash means some change has affected the skin. A rash is generally a minor problem or is part of an illness that will go away on its own.

Roseola roe-zee-OH-lah is a viral illness that most commonly affects young kids between 6 months and 2 years old. It's also known as sixth disease, exanthem subitum, and roseola infantum. It is usually marked by several days of high fever , followed by a distinctive rash just as the fever breaks. Two common, closely related viruses can cause roseola, human herpesvirus HHV type 6 and type 7. These viruses belong to the same family as the better-known herpes simplex viruses HSV , but do not cause the cold sores and genital herpes infections that HSV can cause. During this time, a child might be fussy or irritable, not eat as much as usual, and may have swollen lymph nodes glands in the neck.

Scarlet fever is an infectious disease that causes a rash. It is caused by the same kind of bacteria that cause strep throat. It may also be caused by infected wounds or burns. The rash is made up of tiny red bumps that feel like sandpaper.

Toddlers are germy little individuals. Allowing toddlers to congregate together is basically inviting illness into your home. Of course, experts say this is a good thing.