It is the decrease of eyesight, usually in one eye. Sometimes the term lose eye is used.
Amblyopia is caused by any condition or illness that causes a blurry image that makes it impossible for the eyes to work together.
Children under the age of eight whose eyesight is still developing are most at risk. Generally, while the child grows his/her chances to develop amblyopia decrease.
This condition is very common and affects four out of one hundred persons. Amblyopia can be corrected only if it's treated in early childhood. Parents must be attentive of their child's eyesight treatment, his/her sight as an adult will depend of the treatment he/she receives as a child.

Treatment:

Each child is different. The doctor will explain the best treatment for your child. It will depend of the child's age and the cause. Some treatment methods consist in the use of glasses, a patch, eye drops, as well as surgery.