My brother has poor eye sight he is using spects. can it be cured?

Possibly yes: Your brother's chances are better than ever in today's world to decrease his needs for spectacles. New Lasik technology is extremely effective at treating nearsightedness farsightedness and astigmatism. The risks are few. He would need to have a complete evaluation to be sure he is a candidate. However, you will be doing him a big favor to get him to come in and be examined.