Hacker News Reader

No, it's like the “shot designed to produce an immune reaction gives you an immune reaction” story. Which is true. Also true for the flu shot.

Which doesn't give you the flu, but can give you (shorter-lived, milder) flu symptoms, because “flu symptoms” are mostly symptoms of the immune response to the flu.

Is it also true that people also had no side effects what so ever?

Your immune system reacts differently with the second dose. In my anecdotal experience the side effects are a little worse than flu shot.

I know around 20 people who have gotten the vaccine and this is consistent with what they experienced too. Most of them reported some flulike symptoms that were somewhat worse than the flu shot.

It’s been expected from the phase 3 trials, probably because your immune system reacts much more quickly and overshoots: https://hub.jhu.edu/2020/12/18/vaccine-side-effects-what-to-...