HealthAugust 20, 2026
measles
MEE-zulz
Definition
A highly contagious viral disease that causes fever, a characteristic red rash, and temporary suppression of the immune system.
Etymology
Derived from the Middle English 'meseles,' which originally referred to leprosy or skin spots, likely originating from the Middle Dutch word 'masel,' meaning a spot or blemish.
In the news
The article highlights how measles functions as a dangerous illness that attacks immune memory cells, leaving patients vulnerable to other infections long after the initial virus has passed.
Measles vaccination remains highly effective
Read the full article ↗UCLA Health