She needs training to learn the habit of scanning when she walks. OPeople sometimes ignore changes in their provisine, hoping it will go away. If your provisine is blurred, it is best to go see your eye doctor as soon as possible, provisine. The sclera is nourished with nutrients and oxygen through blood vessels located in the episclera, which is located on top of the sclera. The surrounding retina can be used, but it is not as sensitive as the macula. Together, these dietary essentials can help boost your brain power and improve eye health, provisine.