The circadian system organizes circadian rhythms (biological cycles that occur around 24 h)
that couple environmental cues (zeitgebers) with internal functions of the organism. The …

Almost every physiological or behavioral process in mammals follows rhythmic patterns,
which depend mainly on a master circadian clock located in the hypothalamic …

A workshop was held at the National Institute for Diabetes and Digestive and Kidney
Diseases with a focus on the impact of sleep and circadian disruption on energy balance …

Caffeine is the most commonly used psychoactive stimulant worldwide. It reduces sleep and
sleepiness by blocking access to the adenosine receptor. The level of adenosine increases …

The master clock in the suprachiasmatic nucleus (SCN) of the hypothalamus provides a
temporal pattern of sleep and wake that-like many other behavioural and physiological …

Background and Purpose Caffeine is one of the most commonly used psychoactive
substances. Circadian rhythms consist of the main suprachiasmatic nucleus (SCN) clocks …

Caffeine is the globally consumed psychoactive substance and the drug of choice for the
treatment of apnea of prematurity (AOP), but its therapeutic effects are highly variable among …

Circadian rhythms in nocturnal and diurnal mammals are primarily synchronized to local
time by the light/dark cycle. However, nonphotic factors, such as behavioral arousal and …

Caffeine consumption is associated with the evening chronotype, and caffeine
administration in mice results in prolonged period of the circadian rhythm in locomotor …

Background: Caffeine is one of the most widely consumed psychostimulants, and it impacts
sleep and circadian physiology. Aim: Caffeine is generally used chronically on a daily basis …