Hyperlexia average for their age groups. Literacy education in South Korea involves teaching students entire words, rather than starting with the relationship between phonemes and letters in Hangul, despite evidence that letter name knowledge is useful for learning to read words that have not been taught. The results suggest that hyperlexics are able to obtain the relations between letters (or the smallest unit of the writing system) and their phonemes without knowing the names. Comprehension difficulties can also be a result of hyperlexia. Semantics and comprehension both have ties to meaning. Semantics relates to the meaning of a certain word while
Heterogeneous condition also define a "medical condition" as any illness, injury, or disease except for psychiatric illnesses. As it is more value-neutral than terms like "disease", the term "medical condition" is sometimes preferred by people with health issues that they do not consider deleterious. It is also preferred when etiology is not unique, because the word disease is normally associated to the cause of the clinical problems. On the other hand, by emphasizing the medical nature of the condition, this term is sometimes rejected, such as by proponents of the autism rights movement. The term is also used in specialized areas of