[Effect of acupuncture on insomnia: a functional magnetic resonance imaging study].

Objective: To observe the efficacy of acupuncture (acupuncture for brain-invigorating and mind-calming) on insomnia, and the dynamic changes of functional magnetic resonance imaging (fMRI) before and after acupuncture, to provide neuroimaging basis of acupuncture for insomnia.

Methods: A total of 58 participants were included. Of them, 29 patients with insomnia were included into an observation group, and 29 healthy participants were included into a control group.