What is the common name for rubella?

Rubella is commonly known as German measles or three-day measles. This name originates from the German word "röteln," which means "little red." The term "German measles" is used to differentiate it from rubeola, which is the more commonly known measles. The name "three-day measles" refers to the typical duration of the rash associated with the illness, which often lasts about three days.

This distinction is important because rubella is a viral infection distinct from other illnesses like chickenpox, which is caused by a different virus and presents with a different symptom profile, including a more prolonged rash. Scarlet fever and whooping cough also arise from distinct pathogens and have their own unique characteristics and treatments. Understanding the correct terminology helps in accurately identifying and discussing these illnesses in medical contexts.