[abjuk]

The problem is that the word "may" covers a wide range of probabilities. Yes, there is a small but non-zero chance of adverse reactions to the vaccine. But it's orders of magnitude less dangerous than contracting one of the diseases it prevents.

[zedzedb5]

Under "Clinical Pharmacology" it reads that Measels, Mumps and Rubella MAY be associated with serious complications and death. Which "may" is better?

[yarrel]

The one that leads to fewer serious complications and death.

Which is vaccination, by a margin so close to 100% that presenting it as the greater harm and refusing it on that basis is completely untenable.

[tedunangst]

The one in which people get vaccinated.