The interest in the systematic study of the circadian typology (CT) is relatively recent and has
developed rapidly in the two last decades. All the existing data suggest that this individual …

Chronotype can be defined as an expression or proxy for circadian rhythms of varied
mechanisms, for example in body temperature, cortisol secretion, cognitive functions, eating …

The study investigates the effect of the month of birth and ambient light conditions at birth on
sleep length and chronotype among residents of high latitudes. The authors surveyed 1172 …

Recently, it was shown that the sleep-wake rhythm of the inhabitants of the temperate zone
is entrained to sun time. In the North, significant seasonal changes in the photoperiod may …

We studied the sleep/wake patterns and circadian typology of Japanese preschool children
living in the Tokyo metropolitan area (193 boys and 190 girls, 4–6 years of age) from June to …

Individuals differ in their circadian preferences (chronotype). There is evidence in the
literature to support a season-of-birth effect on chronotype but the evidence is not …

Validation of the Italian Version of the Morningness-Eveningness Questionnaire for Adolescents
by A. Lancry and Th. Arbault - PMC Back to Top Skip to main content NIH NLM Logo Access …

Experimental studies indicate that perinatal light may imprint the circadian timing system,
subsequently affect later life physiology, and possibly disease risk. We combined individual …

Infants' sleep-wake rhythms are influenced by multiple factors, including developmental and
contextual aspects, as well as circadian cycles. Empirical studies that address the seasonal …

Diurnal preferences refers to one's preference of performing timely activities where one may
prefer for late timings and the other for earlier, which account for their chronotype that is …