Tryptophan is an essential plant-derived amino acid that is needed for the in vivo
biosynthesis of proteins. After consumption, it is metabolically transformed to bioactive …

Sleep has numerous important physiological and cognitive functions that may be particularly
important to elite athletes. Recent evidence, as well as anecdotal information, suggests that …

The use of actigraphs, or ambulatory devices that estimate sleep–wake patterns from activity
levels, has become common in pediatric research. Actigraphy provides a more objective …

Sleep, much like eating, is an essential part of life. The mechanisms of sleep are only
partially clear and are the subject of intense research. There is increasing evidence showing …

Tryptophan (Trp) is an amino acid and an essential component of the human diet. It plays a
crucial role in many metabolic functions. Clinicians can use Trp levels in the course of …

Early nutrition has an enormous influence on a child's physiological function, immune
system maturation, and cognitive development. Human breast milk (HBM) is recognized as …

Emerging evidence suggests that alterations in the development of the gastrointestinal (GI)
tract during the early postnatal period can influence brain development and vice-versa. It is …

Melatonin and serotonin rhythms, which exhibit a close association with the endogenous
circadian component of sleep, are attenuated with increasing age. This decrease seems to …

During pregnancy the human fetus receives timed cues from the circadian rhythms of
temperature, metabolites, and hormones from the mother. This influence is interrupted after …

Background Sleep problems in children have been increasingly recognized as a major
public health issue. Previous research has extensively studied and presented many risk …