This is totally depend on you. Choose to treat your eyes on different days is a safety precaution. But i think it is takes time to treat eyes in Lasik Surgery separately. Now, with the advance of technology, many people prefer to have both eyes done at the same visit.
Yes. Nowadays many patients prefer to have lasik surgery for both eyes at the same time so that the amount of healing time can be reduced and they can return to work as soon as possible. The technilogy is so advanced that the surgeon can treat both eyes at the same time.