hi lets talk about blindness also known as vision impairment or vision loss
I think it would be really hard to be blind.  What are some of the things that blind people struggle with?
well like people with bad eye sight blind people have trouble with normal daily activities such as driving, reading, 
That is tough.  I was watching the TV the other day and a commercial came on about Non 24 disorder.  Do you know anything about that.
no I don't have it on non 24 
That's alright, what are some things people with blindness do that helps them get around?  Do they train dogs to help them?
Guiding Eyes for the Blind
Guiding Eyes for the Blind is one of eleven accredited schools in the U.S. for training guide dogs — dogs trained to lead the blind and visually impaired. It houses a headquarters, training center and veterinary clinic in Yorktown Heights, New York, and it also operates a canine development center in Patterson, New York and a training site in White Plains, New York.
The school offers a program designed for blind and visually impaired students with additional developmental or physical challenges, such as deafness or
occurs: people whose vision is lost or impaired at birth are more likely to develop esotropia, whereas people with acquired vision loss or impairment mostly develop exotropia. In the extreme, complete blindness in one eye generally leads to the blind eye reverting to an anatomical position of rest.
Although many possible causes of strabismus are known, among them severe and/or traumatic injuries to the afflicted eye, in many cases no specific cause can be identified. This last is typically the case when strabismus is present since early childhood.
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