Cortisol is a steroid hormone produced in response to stress. It is essential for maintaining
health and wellbeing and leads to significant morbidity when deficient or present in excess …

Light is a crucial environmental signal that affects elements of human health, including the
entrainment of circadian rhythms. A suboptimal environment during pregnancy can increase …

An ideal resource for both pediatricians and endocrinologists, Sperling's Pediatric
Endocrinology, 5th Edition, brings you fully up to date with accelerating research; new …

Previously we reported that children with autism show significant variability in cortisol. The
current investigation was designed to extend these findings by exploring plausible …

Objective: Autism is characterized by impairment in communication and social interaction, by
repetitive behaviours and by difficulty in adapting to novel experiences. The objective of the …

The decrease in responsiveness of the hypothalamic–pituitary–adrenocortical (HPA) system
is marked over the first months of life. Seventy‐eight healthy infants (44 girls), 7 to 15 weeks …

The aim of this study was to assess basic information about adrenocortical activity and its
correlates in newborns and infants until the age of 7 months. The circadian adrenocortical …

Objective. To investigate the relationship of cortisol concentrations during the first week of
life to patent ductus arteriosus (PDA), markers of lung inflammation, and respiratory outcome …

The circadian time-kee** system is the neural system that allows predictive adaptation of
individuals to the reproducible 24-hour day/night alternations of our planet. A biological …

1. Introduction A DAPTATIONS to our environment are of two types: reactive, in which the
adaptation follows an environmental change, and predictive, in which the organism …