It's very unlikely that adults catch Scarlet fever(SF) , it seems to be more common in Children. AS an added complication for us C.O.P.D sufferers non treatment of SF can result in Pneumonia for some, so just be aware. An interesting read in any event xx short cute prom outfit in white
Scarlet fever - Treatment - NHS Choices
Although most cases of scarlet fever go away in about a week without treatment, treatment is recommended.nhs.uk