California is sounding big alarms as measles, one of the most contagious diseases known to medicine, races through pockets of unvaccinated communities.
“That’s ridiculously infectious,” warned Dr. Sharon Balter, the Director of the Acute Communicable Disease Control Program with the Los Angeles County Department of Public Health. “It balloons very quickly. We can’t say we’ll wait until tomorrow.”
Across the U.S., measles is surging. As of early March, the Centers for Disease Control and Prevention reported more than 1,200 confirmed cases nationwide this year, with nearly 90% tied to active outbreaks.
In California and beyond, health officials say clusters are cropping up where vaccination rates have dipped. A single unvaccinated child in Shasta County exposed hundreds of people at public locations before testing positive, triggering frantic contact tracing and mounting fear among local health authorities.
Officials stress the urgency with stark clarity. “Every day counts,” Balter said, urging swift vaccination and public awareness as the disease ripples outward.
Measles spreads with frightening ease. Once someone infected walks into a room, others who aren’t protected can catch it just by being there, a hallmark of how easily outbreaks can explode in communities
short on immunity.
The problem isn’t isolated. CDC data shows measles cases slipping back toward levels not seen in decades, a dramatic reversal from recent years when the virus was essentially eliminated from U.S. circulation.
Health leaders across the country are now scrambling to contain outbreaks and urge vaccination, warning that gaps in immunity could let this disease roar back in force.
Experts say one troubling issue: many U.S. clinics and hospitals have little to no real-world experience with measles.
“The generation of physicians who are currently, for the most part, treating patients haven’t actually seen what a measles case looks like other than from a textbook or a video,” Dr. Andy Lubell, chief medical officer of True North Pediatrics in Pennsylvania, told the New York Times last year.
Measles was declared eliminated in the United States in 2000 following widespread adoption of the vaccine, a public health triumph that cut cases from roughly 3 to 4 million annually to about 180, according to the CDC.
The message from experts is urgent, terse and unmistakable: act now or risk letting one of the most infectious diseases around tear even deeper into communities.