system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why is it when someone is in pain they tend to find relief if they grab onto something tightly?
gpt
It's a distraction from the pain because you are directing your attention elsewhere.

It would be similar to a doctor asking you a question the instant before he gives you a shot.  You are concentrating on answering and not on the fact that he's sticking a needle into you.