Following treatment, it's possible you will feel a slight stinging and gritty sensation in your eye. These symptoms are temporary and usually disappear in a few hours. The great majority of patients have good functional vision on the first day. Vision typically continues to improve steadily for a period of some months. However, patients are individuals and heal differently.
Quick healing means achieving excellent vision more quickly than does slow healing.
More than one million patients in 52 countries have greatly improved their vision as a result of excimer laser technology. This question has been studied at length and in depth for many years. The very best evidence that we have today is that there are no long-term negative effects from this type of surgery. Use of the excimer laser is a surgical procedure, and there are always risks from any type of surgery. Experts estimate that the risk of a serious complication from this surgery is less than one percent.