“…In other cases, Germany, the USA, the UK, including Northern Ireland, Greece, Spain, Chile, Bulgaria, Thailand, Brazil, Jordan, Indonesia, Argentina, Portugal, in Moravia, now part of the Czech Republic, Turkey, the Russian Federation, Serbia, Romania and Tunisia, there is some information which enables them to be classified as locations with a low prevalence of myopia, although the evidence is not always strong, due to often severe limitations in study methodology. Israel provides an important set of data, because while the prevalence of myopia in the general population is in the low range, the prevalence is very high in boys, but not girls, studying in Orthodox and ultra‐Orthodox schools with very heavy educational loads …”