What Really Happens During a Concussion

Added: 2026-05-17

[00:00:00]The moment your head gets hit hard enough, your brain keeps moving inside your skull, even though your skull stops suddenly. Your brain slams into the inside of it milliseconds later. That impact can stretch [music] and damage brain cells instantly. Your brain then releases a wave of chemical [music] changes, disrupting normal function.

[00:00:18]That's why concussions can cause dizziness, confusion, headaches, or even memory loss. And the scary part is, sometimes there's no visible injury at all because the damage is happening inside your head. Over time, the brain slowly repairs those connections. So, a concussion isn't just getting hit. It's your brain crashing into your own [music] skull.