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Vaccines against SARS-CoV-2 will have side effects – that’s a good thing – The Conversation US

The side effects of new SARS-CoV-2 vaccines are a result of immune system activation. While uncomfortable, they are both normal and expected. They are a sign that…

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Takeaways

  • Temporary side effects from vaccines are a normal sign of a developing immune response.
  • Vaccines work by training your immune system to recognize and remember a pathogen in a safe way.
  • Expected side effects from a COVID-19 vaccine include redness and swelling at the injection site and stiffness and soreness in the muscle.
  • A potent vaccine may even cause fever. It does not mean that the vaccine gave you COVID-19.

In 2021 hundreds of millions of people will be vaccinated against SARS-CoV-2….

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