Answer:
The reason I wouldn't try to convince even a friend to make the decision is that he needs to make that kind of decision him or herself. I would not want the responsibility for someone else's life.
Explanation:
When the flu vaccinations first came on the market, many people died after being vaccinated. I can only imagine that those issues have been fixed, but I don't really know for sure. I never get flu vaccines to this day and so far I'm three quarters of a century old. I just keep away from huge crowds and people who are obviously sick. So, my friend would have to think for himself.