system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5 Why when falling, we flail our arms and legs

Why do we flail our arms and legs while in the air falling from a large height?
gpt
I've always believed it was an instinctual response in an attempt to regain balance. Your body doesn't know how far it's going to fall it just knows you are falling and wants to get your feet under your center of mass.