(2024) [Extra Credit] Channel B 허종열 (heo jong yeol)

1. What was surprising or interesting in the video?

The most surprising aspect of this video was the role of memory cells. The video explains that vaccines create memory cells in the body, which trigger a rapid and strong immune response when exposed to the same pathogen in the future. It was fascinating to learn that memory cells remain in the body for a long time, providing long-term immune protection. This shows that vaccines play a crucial role not just in immediate prevention but in building lasting immunity.


2. What is the main topic of the video, and what do you think about it?

The main topic of the video is the defense of vaccines regarding their side effects and risks. The video emphasizes that while vaccines can cause side effects, the likelihood is extremely low, and the risks of not getting vaccinated are significantly higher. I strongly support this perspective. In an era where misinformation about vaccines is widespread, it is essential to provide scientific data to illustrate the safety and efficacy of vaccines. This video effectively underscores the necessity of vaccination and helps to alleviate public fears.


3. How does the topic of this video tie to what we have been discussing in class?

This topic relates to our economics class discussions on public goods and externalities. Vaccination provides positive externalities to society, benefiting not only the individual but also the community by preventing disease spread. This is similar to the concept of public goods, as herd immunity protects even those who are not vaccinated. Thus, vaccination can be seen as an important economic example of enhancing social welfare through collective health benefits.


https://youtu.be/zBkVCpbNnkU?si=MiizAv0cw46Qf0ds

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