09/10/2026
A diver can have working lights, gas, and a guideline right in front of them—and still make the wrong decision.
At depth, inert gas narcosis can impair judgment and make bad choices feel completely logical. Add a silt-out, heavy breathing, and an overhead environment, and a small mistake can turn into a disaster fast.
I break down how it happens in the full video: Your Brain Lies to You at Depth.