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Can Twitter provide an early warning function for the next pandemic?

Can Twitter provide an early warning function for the next pandemic?

With factors such as air travel act as a catalyst in the spread of new and novel viruses, the need to improve global population monitoring and enhance surveillance of infectious diseases is more pressing than ever. Patty Kostkova (UCL) discusses how the real-time streams of user data generated on social networks like Twitter can be used for monitoring the health of large populations, providing a potential early warning function for pandemics, detecting flu spikes weeks before official surveillance systems. Watch Patty talk on this subject at the OII.