system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why does being hot make some people so hostile?

Why would temperature change make people act aggressive?
gpt
Being hot stimulates your fight or flight system (opposite of relaxing) in your body. Your blood vessels dilate, more blood is pumping to your brain, and you tend to think less rationally. Additionally, hormonal changes cause you to be more sensitive to stimulus. Result is an individual who would punch a kitten.