Back to today’s briefing

Story perspectives

WHO Warns: Chikungunya, Dengue Surge Threatens Billions

8/21/2025

48 11

Summary

Story summary

The WHO warns that chikungunya virus is spreading beyond Africa and Asia, impacting 5.6 billion people in 119 countries.
Mosquito-borne diseases result in 800,000 deaths each year; prevention is essential due to the lack of antiviral treatments.
Recent data indicates a global surge in dengue cases and deaths, making 2024 the worst year recorded.
Malaria continues to pose a major threat, with over 263 million cases reported in 2023.

1 of 1

Story summary

The WHO warns that chikungunya virus is spreading beyond Africa and Asia, impacting 5.6 billion people in 119 countries.
Mosquito-borne diseases result in 800,000 deaths each year; prevention is essential due to the lack of antiviral treatments.
Recent data indicates a global surge in dengue cases and deaths, making 2024 the worst year recorded.
Malaria continues to pose a major threat, with over 263 million cases reported in 2023.