Presbyopia is the gradual decline in close vision that occurs with age. The condition occurs as the lens in the eye stiffens and loses its flexibility, thereby impairing its ability to focus at images or objects up close. While multifocal prescription glasses, such as bifocals, are one possible treatment option for presbyopia, the popularity of…
Laser-assisted in-situ keratomileusis, or LASIK, is the most common type of refractive surgery. If the curvature of your cornea deviates from the ideal curvature, light entering your eye will bend (refract) incorrectly. This is known as a refractive error and can cause vision problems. For many patients, LASIK safely and successfully corrects the shape of…
When the cornea is misshapen, light bends (refracts) incorrectly, leading to vision problems. Refractive surgeries aim to reshape the cornea, thereby improving vision. LASIK is one of the most popular types of refractive surgeries. However, not everyone is an appropriate candidate for LASIK. Fortunately, photorefractive keratectomy (PRK) is often a suitable treatment option for patients…