This is a special episode that addresses some basic terms, a little about vaccines and how they work, the immune system, and of course, the politics of disease. I tried to answer all of your questions so far.
Show Notes:
Vaccines:
https://www.hhs.gov/immunization/basics/types/index.html
Hypersensitivity Reactions
https://www.ncbi.nlm.nih.gov/books/NBK560561/
Immune System
Male, David K. Immunology: an Illustrated Outline. CRC Press, 2021.
Vaccine Tracker
https://www.mayoclinic.org/coronavirus-covid-19/vaccine-tracker
Animal Testing:
https://www.fda.gov/cosmetics/product-testing-cosmetics/animal-testing-cosmetics
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3123518/

CARES Act for COVID-19:
https://www.hhs.gov/coronavirus/cares-act-provider-relief-fund/for-patients/index.html
Affordable Healthcare Act of 2010:
https://www.healthmarkets.com/resources/health-insurance/affordable-care-act-pros-and-cons/

HIPPA Laws:
https://www.hhs.gov/hipaa/for-professionals/privacy/laws-regulations/index.html
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1305898/