Dyslexia When a child has difficulty reading due to problems recognizing speech sounds and learning how they connect to words and letters, the condition is known as dyslexia, a learning disorder caused by genetic traits that disturb how the brain works. It affects areas of the brain dealing with language

Crossed eyes, also known as strabismus, refer to a condition in which both eyes do not look at the same place at the same time. Often times they both turn in, but may also turn out. What Causes Crossed Eyes? The six muscles attached to each eye, which control how it moves, receive signals from the brain.