MOVABILITY on Instagram: "If your “eye pressure,” blurry vision, and brain fog flare when your neck flares, this is where it’s headed: pressure and fluid dynamics, not you being dramatic. Your optic nerve is an extension of the brain. It leaves the eye wrapped in a sheath that contains cerebrospinal fluid (CSF), and that CSF space is continuous with the CSF around your brain. So if intracranial pressure, venous pressure, or CSF flow changes, the optic nerve can feel it. The lamina cribrosa is th