According to estimates, 90-95% of adult dyslexics never had dyslexia testing done and are not aware of their differences. Many became "closet dyslexics", hiding their condition.

There are many programs at that can help adult dyslexics today. Many people only undergo dyslexia testing after their children have been diagnosed with the condition. 

The professionals in education often recommend dyslexia testing for all members of the family, as they know there is a genetic connection.

Screening, which is general and covers a broad range of possible problems, is one level of dyslexia testing. Professional thorough testing is more specific and covers multiple potential issues. Screening tests are mostly questions.

Sometimes, such as with elementary school students it is the class position that determines reading ability. All students who are in the lower half of the reading skill range are tested for dyslexia. These cases are based on either poor reading skills or demonstrable reading skills.

One-on-one testing with a professional expert will be done to ensure thoroughness. Online adult dyslexia testing is possible today. This can be done from your home or office, anywhere you have an Internet connection.

Experts have created an online dyslexia test that can be used to quickly and economically assess dyslexics against non-dyslexics as well as known dyslexics. Although it is expensive to create, the internet makes it easy to access and affordable for everyone.