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As the pace of life accelerates, poor sleep quality has become a common health problem. A wealth of sleep studies based on electroencephalogram (EEG) have found that poor sleep quality has decreased alpha rhythm during night‐time sleep. However, whether the EEG rhythm during an afternoon nap has a similar impairment has seldom been investigated. By recruiting 35 subjects for a 90‐min nap, we explored...
A late chronotype is associated with poor sleep quality, but the fundamental neural mechanism underlying this association remains unclear. Eyes‐open resting‐state functional MRI scans were obtained from 87 participants after extended wakefulness, and four subregions of the default mode network were extracted and analysed. Partial correlation analysis revealed that the functional connectivity between...
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