The Global Spread and Threat of Influenza

The video discusses the history and spread of viruses, starting with Hippocrates' early records. It highlights the rapid global spread due to modern transportation and the mutation of viruses across species. The Spanish flu's impact is noted, and the mystery of flu travel patterns is explored, with bird migration and air travel as key factors. Current efforts to develop a swine flu vaccine are mentioned, along with simple preventive measures like hand washing and respiratory hygiene. Concerns about potential mutations of the swine flu into more lethal forms are also addressed.

How do bird migrations contribute to the spread of new viruses?

What are some simple ways to protect ourselves from influenza viruses?