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Maryland Mumps Cases Already Six Times Last Year's Total Just Two Months Into 2026
Key Takeaways
- Maryland reports 26 mumps cases (19 confirmed, 7 probable) in early 2026 vs. 4 for all of 2025
- Most infections concentrated in the Baltimore metropolitan area
- Majority of cases involved vaccinated individuals — MMR is 85% effective against mumps
- Health officials say overall public risk is low due to high vaccination rates
- At least five other states also reported mumps cases by late January 2026
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DT Editorial Team··5 min read·via medicalxpress.com