If you are wearing glasses or contacts, you need an artificial method of seeing better. Depending upon your prescription, one consideration is whether this can create any type of unforeseen hazard for you. In many vocations such as police or fire the answer is yes because of the possible loss of any artifical device like glasses or contacts. This is why most agencies require a certain vision capability.
From a sight safety, infection and ease of use viewpoint is appears Lasik is a great alternative to wearing contacts.