However, recent research has revealed that senile dementia is not a result of aging, but is an illness which can be prevented. Some methods of treatment have also been discovered, including one employing an extract made from the leaves of the gingko.
但近來研究得知，癡呆症並不是老化現象，它們是一種疾病，可以預防，也陸續發現一些治療方法。