What Your Blinks Are Trying to Tell Yo
It Here's something most people never think about: how long you can comfortably go between blinks says a lot about how healthy your eyes are. Not how long you can force them open in a staring contest — how long they simply feel fine before a blink happens on its own. That number is a surprisingly good window into your tear film, the thin layer of moisture that keeps your eyes clear and comfortable. Once you understand it, the real cause of everyday eye discomfort and the only thing worth fixing comes into focus. Blinking is a comfort reflex Every time you open your eyes, your tear film begins to evaporate. As it thins, tiny dry spots form, and the nerves in your eye's surface notice. When the signal crosses a threshold, you blink automatically and a fresh layer sweeps across. So a comfortable blink interval isn't about willpower. It's set by how long your tear film stays intact. A stable, well-o...