Effects of Electroacupuncture on Sleep via the Dopamine System of the HPA Axis in Rats after Cage Change.

Background Insomnia is often related to stressful events. The hypothalamus-pituitary-adrenal (HPA) axis is related to stress, and dopamine (DA) and DA receptors are involved in the regulation of HPA axis. Electroacupuncture (EA) can improve sleep in individuals with insomnia, but the mechanism is un... View More