SOCIAL MEDIA
Portuguese Medical Association's Scientific Journal
Position Paper of the Portuguese Association of Chronobiology and Sleep Medicine Regarding Daylight Saving Time and its Impact on Circadian Timing System
The Circadian Timing System (CTS) is an important regulatory system synchronizing internal medium with external clues. It is a dynamic multi-oscillatory system ensuring predictive adjustment of individuals to the active-rest cycle of day and night with a period of about 24 hours which results from the continuous earth rotation.