Health sleuths are watching for disease threats during the World Cup

Public health officials in the U.S. are monitoring infectious disease risks during the World Cup, with measles, norovirus, and dengue fever among top concerns amid crowded stadiums and tourist sites. The Centers for Disease Control and Prevention (CDC) and the Health Security Operations Center at Georgetown University are tracking trends via wastewater, hospital data, and social media to detect early outbreaks, despite budget and staffing challenges." "article": "Health authorities are closely watching for disease threats during the World Cup, which spans North America from June 11 to July 15. Experts are monitoring wastewater, hospital visits, and social media for signs of outbreaks, with measles as a primary concern due to its high contagion rate. The Pan American Health Organization (PAHO) warned fans to ensure vaccination, as measles cases have surged in the U.S., Canada, and Mexico this year. The CDC and state health departments are under pressure to track infections, including norovirus and mosquito-borne dengue fever, amid packed stadiums and tourist sites across 16 host cities. The CDC’s World Cup disease surveillance dashboard was still under development as games began, leaving officials reliant on local data-sharing efforts. Georgetown University’s Health Security Operations Center is now issuing daily reports on disease trends near World Cup venues to alert hospitals and emergency responders. Measles poses a significant risk, with over 2,000 U.S. cases reported in 2024—nearly matching last year’s total. The CDC notes patients can spread measles before symptoms appear, raising concerns about international transmission. PAHO’s campaign urges vaccination, warning that one infected person can expose up to 18 unvaccinated individuals. Meanwhile, Ebola remains a distant concern, though Dr. Craig Spencer of Brown University has addressed public inquiries about its potential spread. The surveillance effort is complicated by budget constraints and staffing shortages, particularly after Trump administration cuts to the CDC. Global health specialist Rebecca Katz of Georgetown noted that public health professionals are stretched thin amid ongoing crises, including an Ebola outbreak in central Africa and a hantavirus case on a cruise ship. The Health Security Operations Center, a collaboration with MedStar Health, aims to provide early warnings without causing unnecessary alarm. Dr. Shane Kappler of MedStar emphasized the need for balanced reporting, calling the monitoring an ‘insurance policy’ rather than a cause for panic. Officials stress that while risks exist, proactive measures—like wastewater testing and data-sharing—are critical to containing potential outbreaks during the tournament.