Convergence Insufficiency Signs and Symptoms Checklist (CISS) Name First Last Appointment Date MM slash DD slash YYYY Patient instructions: Please answer the following questions about how your eyes feel when reading or doing close work.Do your eyes feel tired when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do your eyes feel uncomfortable when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you have headaches when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you feel sleepy when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you lose concentration when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you have trouble remembering what you have read? Never Infrequently (not very often) Sometimes Fairly Often Always Do you feel like you read slowly? Never Infrequently (not very often) Sometimes Fairly Often Always Do you have double vision when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you see the words move, jump, swim, or appear to float on the page when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do your eyes ever hurt when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do your eyes ever feel sore when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you feel a “pulling” feeling around your eyes when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you notice the words blurring or coming in and out of focus when reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you lose your place while reading or doing close work? Never Infrequently (not very often) Sometimes Fairly Often Always Do you have to re-read the same line of words when reading? Never Infrequently (not very often) Sometimes Fairly Often Always