If you’ve ever gone through an eye exam before, you know how totally uncomfortable those eye drops are. They’re not that easy to put in; they sting; and they mess up your vision for a few more hours after you’re done with the exam. But, they’re an integral part of the process because without those drops, one’s pupils will instinctively close when exposed to a strong light source, which is exactly what’s needed to have your eyes properly checked.
