The Race for a COVID-19 Vaccine

The video discusses the importance of immunity and vaccines in combating viruses like COVID-19. It highlights the challenges in vaccine development, noting that historically only a small percentage of vaccines reach the market. Current efforts in vaccine trials are promising, but the process is lengthy. The video also addresses the difficulty in eradicating COVID-19 due to its animal transmission potential. The global impact of the pandemic is significant, affecting health and economies worldwide, with experts emphasizing the need to flatten the curve until a vaccine is available.

What is the significance of the SARS coronavirus 2's origin in relation to vaccine development?

How has international air travel contributed to the spread of COVID-19?

What does the term 'flatten the curve' refer to in the context of the pandemic?