睡不着觉是怎么回事
最佳答案：
Various factors usually responsible for insomnia are psychological,physical,biological,environmental,and their interactions. Insomnia is frequently believed to be a disease related to hyperarousal,or enhanced cognitive,somatic,and cortical activation . Patients with insomnia may encounter physiologic hyperarousal in both peripheral and central nervous systems. Hyperarousal can also be indicated as emotional and cognitive processes,with few theories recommending that affective and cognitive hyperarousal at sleep time may result in both acute and chronic insomnia . Hyperarousal can be determined by measuring EEG,variability in heart rate,raised cortisol,or even self-report.","department":"
