Today, Explained Dengue’s biggest year ever
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Jul 23, 2024 
Gabriela Paz Bailey, the Chief of the dengue branch at the CDC, and Marianne Comparais, Director at the International Society for Neglected Tropical Diseases, dive deep into the alarming rise of dengue fever this year. They discuss the record 10 million cases globally and the potential for outbreaks during major events like the Olympics. The duo highlights Brazil as the epicenter, emphasizes the need for improved public health strategies, and addresses the challenges facing marginalized communities dealing with this neglected tropical disease.
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Record Dengue Year
- Dengue fever is having its worst year on record, with over 10 million cases in just six months of 2024.
- This surpasses the total cases for the entire year of 2023, setting a new record.
Dengue Surge Factors
- Multiple factors contribute to the surge in dengue cases, including climate change, the cyclical nature of dengue, increased travel, and the adaptability of mosquitos.
- Warmer temperatures and increased rainfall create ideal breeding conditions, while human mobility spreads the virus further.
Brazil's Dengue Response
- Brazil, facing over 8 million dengue cases, has effectively managed to keep fatalities low due to its clinical management and training.
- They also employ novel mosquito control strategies and vaccination programs.