system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: (or more accurately ELI11) Why does masturbation clear my sinuses?
gpt
The vasodilatation that helps the blood enter the penis to get it erect also dilates the arteries on your nose epithelium. The heat it releases helps to calm your symptoms.

It will not help though if you fap and come fast.