Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Wertheim cung cấp cho các bạn kiến thức về ngành y đề tài: Transition into daylight saving time influences the fragmentation of the rest-activity cycle. | Journal of Circadian Rhythms BioMed Central Research Open Access Transition into daylight saving time influences the fragmentation of the rest-activity cycle Tuuli A Lahti1 Sami Leppamaki1 2 Sanna-Maria Ojanen1 Jari Haukka1 Annamari Tuulio-Henriksson1 Jouko Lonnqvist1 3 and Timo Partonen 1 Address Department of Mental Health and Alcohol Research National Public Health Institute Mannerheimintie 166 FI-00300 Helsinki Finland 2Department of Psychiatry Helsinki University Central Hospital Helsinki Finland and 3Department of Psychiatry University of Helsinki Helsinki Finland Email Tuuli A Lahti - Sami Leppamaki - Sanna-Maria Ojanen - smo@ Jari Haukka - Annamari Tuulio-Henriksson - Jouko Lonnqvist - Timo Partonen - Corresponding author Published 19 January 2006 Received 01 August 2005 Accepted 19 January 2006 Journal of Circadian Rhythms 2006 4 1 doi l 740-3391-4-1 This article is available from http content 4 1 1 2006 Lahti et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Daylight saving time is widely adopted. Little is known about its influence on the daily rest-activity cycles. We decided to explore the effects of transition into daylight saving time on the circadian rhythm of activity. Methods We monitored the rest-activity cycles with the use of wrist-worn accelerometer on a sample of ten healthy adults for ten days around the transition into summer time. Identical protocols were carried out on the same individuals in two consecutive years yielding data on 200 person-days for analysis in this study. Results There was no .
