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Global Infectious Disease Situation Update

Reporting Period: March 10–23, 2026

The AeroClenz Chief Medical Officer periodically reviews publicly available infectious disease surveillance reports from organizations such as the Centers for Disease Control and Prevention (CDC), World Health Organization (WHO), and European Centre for Disease Prevention and Control (ECDC).

These summaries are intended to provide general awareness of global infectious disease activity relevant to international travel, healthcare systems, and high-traffic indoor environments.

This information is provided for situational awareness only and does not constitute medical advice.

Key Takeaways

For the period of March 10–23, 2026, several notable global infectious disease trends were observed:

• Measles continues to present a significant disruption risk due to high transmissibility and documented in-flight spread
• Seasonal respiratory viruses are declining but remain relevant across multiple regions
• Chikungunya activity in the western Indian Ocean represents an active travel-associated concern
• Cholera persists in multiple regions, primarily linked to water and sanitation conditions
• High-consequence pathogens remain contained but continue to warrant monitoring

Overall, global conditions remain manageable, with improving respiratory trends alongside continued attention to measles, targeted travel risks, and emerging infectious disease signals.

Measles Activity: Ongoing Global Transmission

Measles continues to be one of the most operationally significant infectious diseases due to its ability to spread rapidly following exposure.

Recent surveillance indicates:

• Continued multi-country transmission, including sustained activity in the United States
• Ongoing risk of case importation through international travel corridors
• Documented transmission during air travel, including cases occurring beyond traditional proximity assumptions
• Infectiousness beginning several days before visible symptom onset

These characteristics contribute to the complexity of exposure management and contact tracing in travel and congregate environments.

Seasonal Respiratory Viruses: Declining but Still Relevant

Respiratory virus activity across the Northern Hemisphere is trending downward following peak seasonal levels.

Current observations include:

• Influenza and RSV are declining across North America and Europe
• Influenza A(H3N2) remaining the dominant strain
• More severe outcomes continue to be concentrated among older adult populations
• SARS-CoV-2 activity remains comparatively low

While trends are improving, respiratory illness continues to contribute to healthcare utilization and workforce impacts.

Chikungunya: Travel-Associated Risk in the Western Indian Ocean

Chikungunya transmission remains active in the Seychelles and surrounding regions, with travel-associated cases reported in multiple locations.

Public-health agencies, including CDC and ECDC, emphasize:

• The importance of mosquito bite prevention
• Consideration of vaccination based on national guidance and travel risk

These developments highlight the importance of situational awareness for travelers to affected regions.

Cholera: Localized but Persistent Activity

Cholera continues to be reported across multiple regions, particularly in areas where water, sanitation, and hygiene systems are under strain.

Transmission is typically associated with infrastructure conditions rather than routine travel exposure. However, localized activity may influence conditions in specific regions and facilities.

High-Consequence Pathogens: Contained but Monitored

Several high-consequence pathogens remain under active surveillance, with current data indicating limited transmission.

Nipah virus:
Recent cases in India and Bangladesh remain contained, with no evidence of sustained spread.

Ebola and Marburg viruses:
No active outbreaks have been reported during this period, with recent events declared contained following appropriate monitoring intervals.

Although the probability of widespread transmission remains low, these pathogens continue to be monitored due to their potential severity.

Global Situation Overview

Respiratory Viruses

The Northern Hemisphere is now clearly past peak respiratory virus season, though residual activity persists.

• Influenza remains the dominant respiratory pathogen globally
• RSV continues to decline but remains relevant in pediatric populations
• COVID-19 activity remains comparatively low

Overall conditions are improving, though baseline awareness remains appropriate.

Vaccine-Preventable Diseases

Measles:
Ongoing global transmission continues to be associated with immunity gaps and undervaccinated populations. Air travel remains a contributing factor in international spread.

Polio:
Limited detections of wild poliovirus (WPV1) and circulating vaccine-derived poliovirus (cVDPV) continue in specific regions. Broader operational impact remains low.

Vector-Borne Diseases

Chikungunya:
Sustained transmission in the western Indian Ocean region, including Seychelles, with increasing travel-associated cases.

Zika virus:
No acute surge identified during this period, though ongoing endemic circulation remains a consideration, particularly in relation to pregnancy.

Dengue:
Continues to represent a significant global burden despite regional variability.

Airline-Related Measles Considerations

Historical data continues to reinforce the complexity of measles exposure management in air travel environments.

• Transmission has been documented across entire aircraft cabins, not limited to adjacent seating
• More than 180 flights have been included in past contact investigations
• A significant proportion of secondary cases occurred among unvaccinated individuals
• Post-exposure response measures can be challenging to implement due to timing and coordination requirements

These findings highlight the importance of prevention and coordinated public-health response efforts.

Summary

The global infectious disease landscape for mid-March 2026 reflects improving respiratory virus trends alongside continued monitoring of high-impact and travel-associated risks.

Key themes include:

• Continued measles transmission with significant impact per exposure event
• Declining but still relevant seasonal respiratory virus activity
• Active chikungunya transmission in specific travel regions
• Persistent cholera activity linked to infrastructure conditions
• Contained but closely monitored high-consequence pathogens

Public-health surveillance agencies continue to monitor these developments and publish updates as new information becomes available.

Sources referenced in this summary include the Centers for Disease Control and Prevention (CDC), the World Health Organization (WHO), the European Centre for Disease Prevention and Control (ECDC), and peer-reviewed literature, including the Journal of Travel Medicine.

To learn more about AeroClenz, visit www.aeroclenz.com. Follow AeroClenz on social media for updates on research and technology developments.

LinkedIn: https://www.linkedin.com/company/aeroclenz
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Michael Stroup

Chief Operations Officer

Michael is a results-driven leader with 20 years of experience improving operations to achieve greater organizational effectiveness, productivity, and performance across multiple industries. Most recently Michael served as Integration Engineering Manager at CooperSurgical, a leading fertility medical device manufacturer. Prior to CSI, he has a proven track record of driving operational and engineering excellence within medical device, food, electronics and automotive industries by leading day to day operations and providing effective strategic leadership/execution.  His expertise includes, but is not limited to, global production set up, process improvements, machinery design and compliance. Michaels holds a Bachelor of Science in Mechanical Engineering Technology and Industrial Automotive Technology from Indiana State University and a Master of Science in Industrial Technology from Indiana State University.

Matt Saberton

CEO, Founder, Co-Inventor

Matt has been passionate about aviation from a young age, earning his private pilot’s license in high school. After obtaining a degree in Aviation and Aerospace Science, he began his career as a flight instructor and then became an air ambulance pilot, where he recognized the importance of cabin cleanliness.

Rising through the ranks at one of the largest worldwide charter airlines, Matt became Captain and later Chief Pilot, gaining deep insights into maintaining safe environments in aviation. This experience led him to found Aeroclenz, Inc., where he now serves as CEO.

Under his leadership, Aeroclenz has transitioned from an aerospace-focused company to a leader in UV disinfection solutions, offering custom products for both aerospace and terrestrial indoor applications. While the company’s roots are in aviation, its technologies now ensure high standards of cleanliness across various industries.

Jameson Trettenero

Director of Marketing

Jameson is a seasoned marketing expert with experience driving strategic marketing initiatives across a diverse array of industries. In his role, Jameson leads the marketing efforts with a focus on innovative growth strategies, brand elevation, and data-driven decision-making that align with the company’s overarching business goals.

Before joining Aeroclenz, Jameson held key leadership positions at top-tier digital agencies. In his agency experience, he spearheaded multi-divisional teams across disciplines including SEO, Paid Media, Analytics, and Creative. His strategic oversight and client-centric approach significantly enhanced client retention and business growth, particularly across enterprise-level accounts.

Jameson’s expertise extends to managing complex client relationships, advising C-level executives, and navigating the intricacies of the marketing landscape. His ability to harmonize creativity with analytics has consistently driven measurable success for clients, from Fortune 500 companies to emerging brands.