system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: How do fans cool a room if all they do is agitate the air raising kinetic energy and temperature?
gpt
They don't cool the room - they cool you. By blowing air around you, they allow your body to control your body temperature better. The heat produced by your body is (literally) blown away, allowing your body to lose more heat.