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Influenza pandemics: past, present and future challenges.
Antoine Flahault1, Patrick Zylberman2
1EHESP School of Public Health, USA.
Public Health Reviews
|April 1, 2020
Summary
Predicting influenza pandemics and their impact is challenging. Lessons from past epidemics, like SARS and H1N1, inform global public health strategies for future pandemic preparedness and response.
Area of Science:
- Public Health
- Epidemiology
- Infectious Disease Control
Background:
- Influenza epidemics are recurrent, with unpredictable pandemic potential and variable impact.
- Global response coordination faces challenges of under- and overreaction.
- Historical pandemics (1918, 1956, SARS, H1N1) have shaped modern public health surveillance and response strategies.
Purpose of the Study:
- To analyze the challenges in predicting influenza pandemic conversion and impact.
- To evaluate the effectiveness of global surveillance and coordinated response efforts.
- To identify lessons learned from past pandemics for future public health challenges.
Main Methods:
- Review of historical influenza pandemic data and public health responses.
- Analysis of the 2009 H1N1 pandemic's progression and public reaction.
- Examination of disease international spread patterns (e.g., West Nile Fever, Chikungunya).
Main Results:
- Pandemic prediction and impact assessment remain difficult.
- The 2009 H1N1 pandemic's course deviated from predictions, with suboptimal public immunization uptake.
- International disease transmission can establish new endemic areas.
Conclusions:
- Strengthening global surveillance and coordinated response is crucial.
- Adapting strategies based on lessons from past and emerging infectious diseases is essential.
- Public and political responses to pandemic threats are critical for effective future management.
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