Please answer the following questions carefully (yes or no): 1. often skips lines or words, confuses words, or forgets his or her current position when reading or copying (yes/no) 2. repeats some lines or words or reverses words when reading or copying (yes/no) 3. prefers to use fingers or other markers to assist in positioning when reading or writing (yes/no) 4. reads very slowly (yes/no) 5. performs poorly in reading ( Yes/no) 6, easily forget what you just read (yes/no) 7, read or write with your head less than 20 cm away from the book (yes/no) 8, read with one eye squinted or like to close one eye (yes/no) 9, read or write with abnormal body position or head tilt (yes/no) 10, headache after a long time reading or operating a computer (yes/no) 11, after close operation Eye pain or tiredness (yes/no) 12, abnormal tiredness after completing a visual activity (yes/no) 13, double vision (seeing one object as two) (yes/no) 14, blurred vision when shifting the gaze target from near to far point (yes/no) 15, feeling the words overlapping or constantly jumping when reading (yes/no) 16, feeling the book far and near when reading ( Yes/No 17.Poor spelling ability (Yes/No) 18.Writing is curved or the spacing between words is too small (Yes/No) 19.Makes frequent mistakes when copying (Yes/No) 20.Hard to track moving targets (Yes/No) 21.Abnormally clumsy and poor coordination (Yes/No) 22.Hard to complete movements that require coordinated hand-eye participation (Yes/No) 23.Strabismus (Yes/No) (Yes/No) 24.Sight in one eye is significantly better than the other (Yes/No) 25.Tend to doze off easily when reading (Yes/No) 26.Dislike activities that require sustained attention (Yes/No) 27.Often avoid close operations such as reading (Yes/No) 28.Tend to confuse left and right directions (Yes/No) 29.Sit at a desk and often fidget (Yes/No) 30. Often ignore things around you when concentrating (yes/no) 31.Like to touch things when looking at them (yes/no) 32.Frequent motion sickness (yes/no) 33.Wipe your eyes too often (yes/no) 34.Dry eyes (yes/no) 35.Excessive tears (yes/no) 36.Red eyes (yes/no) 37.Photophobia (yes/no) Here we should remind you to pay attention: If in your If you have one or more “yes” answers, you need to go to the hospital for a thorough eye examination, you may have vision problems or visual function defects.