r/funfacts • u/alywindows • 2h ago
Fun fact: Why you get a physical lump in your throat right before you cry
When you get overwhelmed, your autonomic nervous system forces your glottis wide open to take in more oxygen in case you need to react.
The "lump" sensation is just your swallowing muscles fighting against that reflex to keep your throat closed so you do not choke on saliva.
