Dry eye therapy has taken several unexpected turns over the years, with a new class of drugs and several new formulations of a tried-and-true therapy. Now, it seems neuroscience is taking a turn at the wheel. Scientists have discovered that the trigeminal nerve plays a critical role in ocular surface health and symptomatology. Although a misalignment of the eyes can fatigue the trigeminal nerve and cause dry eye symptoms, stimulating the trigeminal nerve can also promote tear production. Find out how a review of the science behind nasal stimulation can help you understand the new tech targeting the trigeminal nerve in this feature from Review of Optometry. Read More.