Media Tip Sheet: U.S. Nears 1,000 Measles Cases in 2026 — Largest Outbreak in a Generation | Media Relations

by Chief Editor

Measles Cases Surge: A Looming Public Health Crisis

The United States is facing a significant resurgence of measles, with case numbers rapidly climbing in early 2026. As of February 20th, 982 confirmed cases have been reported across 26 states, a stark increase compared to the same period last year. This surge is raising concerns among public health officials and prompting calls for increased vaccination efforts.

South Carolina at the Epicenter

The most severe outbreak is currently centered in South Carolina, accounting for a staggering 973 cases. The South Carolina Department of Public Health is actively monitoring the situation and working with healthcare providers and schools to address the spread. Nationally, 89% of confirmed cases are linked to ongoing outbreaks, with the majority originating in 2025.

Why the Resurgence?

The primary driver of this increase is declining vaccination rates. Data indicates that 94% of those infected either haven’t been vaccinated or their vaccination status is unknown. Measles is highly contagious; up to 9 out of 10 unvaccinated close contacts can become infected if exposed. The virus can also remain viable on surfaces and in the air for up to two hours, further contributing to its spread.

Did you recognize? Measles isn’t just a rash. It can lead to serious complications like pneumonia and encephalitis, particularly in young children, adults over 20, pregnant women, and individuals with weakened immune systems.

Beyond South Carolina: Emerging Hotspots

While South Carolina bears the brunt of the outbreak, other states are also experiencing rising cases. The CDC reports new outbreaks in seven locations in 2026, and a significant cluster has been identified on the Arizona-Utah border, with 337 cases reported since August. Florida, Washington state, and Utah are also reporting increased infections.

Impact and Vulnerable Populations

Measles can be particularly dangerous for vulnerable populations. Children under five years of age and adults over 20 are at higher risk of complications. Hospitalization is required for some cases, but treatment is largely supportive, focusing on rest and managing symptoms. Complications occur in as many as 3 out of 10 cases.

Preparing for Future Waves

The South Carolina Department of Public Health is proactively preparing for potential future cases and outbreaks, working closely with medical providers, schools, childcare facilities, and long-term care facilities. This includes monitoring cases, providing guidance, and facilitating vaccination efforts.

Pro Tip: If you’re unsure of your measles vaccination status, contact your healthcare provider. The MMR vaccine is highly effective in preventing measles.

FAQ

Q: How is measles spread?
A: Measles is spread through coughing and sneezing by infected individuals.

Q: What are the symptoms of measles?
A: Initial symptoms include fever, cough, and runny nose, followed by a rash lasting 5-6 days.

Q: Is measles preventable?
A: Yes, measles is preventable through the MMR vaccine.

Q: How long does the measles virus survive outside the body?
A: The measles virus can remain alive on surfaces and in the air for up to two hours.

Q: What should I do if I suspect I have measles?
A: Contact your healthcare provider immediately.

This situation underscores the critical importance of maintaining high vaccination rates to protect individuals and communities from this highly contagious and potentially serious disease. Continued vigilance and proactive public health measures are essential to curb the spread of measles and prevent further outbreaks.

Explore further: Learn more about measles prevention and vaccination guidelines from the Centers for Disease Control and Prevention and the South Carolina Department of Public Health.

Have questions or concerns? Share your thoughts in the comments below!

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