Fifth disease – so called because it was the fifth red-rash childhood disease to be identified – is generally a mild illness that most commonly affects preschool and school-age children.

Fifth disease is most common in preschool and school-aged children, though it can also affect adults. Symptoms start ...

He said, “Around 30% of children with RDs die before reaching their fifth birthday because of the lack of treatment. Treatment is only available for 5% of rare diseases. Early diagnosis and ...