A miniature actigraph worn to the wrist (Mini Motionlogger, Ambulatory Monitoring, Inc. Ardsley, NY) was applied To judge sleep quality objectively, rendering it possible to monitor sleep below all-natural conditions with nominal distortions. The actigraph actions wrist action utilizing a piezoelectric ingredient and translates wrist movements into an electrical https://www.youtube.com/watch?v=PgNzdZr0_hg