False. Environmental demands (reading, VDT's, TV) can create stressful situations which may alter vision in healthy eyes. Also, developmental vision problems can be significantly altered by environmental factors.

True. A person may have the intelligence to succeed, but without the proper visual skills needed for comprehension and learning, he will experience repeated failure, leading to lack of self-esteem.

False. Vision therapy can go beyond making eyes look straight.   The person can regain the use of the two eyes together as a team and develop depth perception.  Surgery is generally a cosmetic cure.

False. Neurophysiologists have proven that, in most cases, there is no critical age for amblyopia.  Vision improvement can be gained at any age. However, delaying therapy may increase the amount of therapy needed.