Objective: To investigate the prevalence of visual discomfort and convergence failure in professors. Methods: A cross-sectional study was done, consisting of 60 teachers of both sexes, of the Centro Universitário FAG, which used the Convergence Insufficiency Symptom Survey, validated for the Brazilian population. Results: Of those surveyed 55.0% are female. 48.3% respondents spend less than two hours a day reading, with 40.0% of respondents said they do 30-minute breaks for one hour during reading and 63.3% said they spend between […]