Often people say that 300 hours should be enough, and that it marks the ideal amount of time for the CFA level 1 exam preparation process. While that can be true for the majority of candidates, the number of hours you need to prepare depends on your study materials â the curriculum, strategy elements you will use, etc.ften people say that 300 hours should be enough, and that it marks the ideal amount of time for the CFA level 1 exam preparation process. While that can be true for the majority of candidates, the number of hours you need to prepare depends on your study materials â the curriculum, strategy elements you will use, etc.
Performing Cataract Surgery. Most cataracts are highly treatable. Cataract surgery is one of the most common surgeries performed in the United States, with approximately 98% of patients experiencing improved vision if there are no other eye conditions present.
Cataract surgery usually lasts less than one hour and is almost painless. Many people choose to stay awake during cataract surgery. Others may need to be put to sleep for a short time. If you are awake during cataract surgery, you will be given an anesthetic to numb the nerves in and around your eye.After cataract surgery, a patch may be placed over your eye.You will rest for a while.any people choose to stay awake during cataract surgery. Others may need to be put to sleep for a short time. If you are awake during cataract surgery, you will be given an anesthetic to numb the nerves in and around your eye. After cataract surgery, a patch may be placed over your eye. You will rest for a while.