Older man having Covid-19 vaccination at a pharmacy

The video tutorial covers the side effects of a vaccine, which are similar to those of the flu vaccine, including mild fever and tiredness. It advises that these symptoms usually resolve within 48 hours and provides guidance on when to contact a GP or emergency services. The video also demonstrates the vaccination procedure, emphasizing patient comfort and proper technique, and concludes with a confirmation of the procedure's completion.

What new insight or understanding did you gain from this video?