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 primary benefit of achieving herd immunity through vaccination rather than natural infection?

• It reduces the number of deaths and severe cases.

• It prevents the need for any medical intervention.

• It eliminates the need for social distancing.

• It allows the virus to spread more quickly.

Why is there an urgent need for a COVID-19 vaccine?

• To reduce the climbing infection and death rates.

• To increase the number of infections.

• To ensure the virus spreads to all continents.

• To stop the development of other vaccines.

Historically, what percentage of vaccines developed make it to the market?

• 50%

• 25%

• 6%

• 90%

What is the typical duration for a vaccine to be developed and approved for medical use?

• Less than a year

• More than 10 years

• 2-3 years

• 5-6 months

According to the scientist, why might a COVID-19 vaccine not completely eradicate the virus?

• The virus is only transmitted between humans.

• The virus can also be found in animals.

• Vaccines are ineffective against COVID-19.

• The virus is not contagious enough.

What was the global impact of COVID-19 within the first half-year of its outbreak?

• It resulted in the eradication of other diseases.

• It caused an increase in international travel.

• It was contained within a single continent.

• It led to the shutdown of major cities worldwide.

What is the only disease that has been eradicated worldwide?

• Influenza

• Smallpox

• Polio

• Measles