The daily alternation between sleep and wakefulness is one of the most dominant features
of our lives and is a manifestation of the intrinsic 24 h rhythmicity underlying almost every …

Given the large proportion of time spent by the average person indoors, it is imperative to
have an understanding of the impacts of long-term and immersive exposure to a variety of …

Patterns of daily human activity are controlled by an intrinsic circadian clock that promotes∼
24 hr rhythms in many behavioral and physiological processes. This system is altered in …

The electric light is one of the most important human inventions. Sleep and other daily
rhythms in physiology and behavior, however, evolved in the natural light-dark cycle [1], and …

Insufficient sleep is associated with obesity, yet little is known about how repeated nights of
insufficient sleep influence energy expenditure and balance. We studied 16 adults in a 14-to …

Circadian rhythms are near 24-h patterns of physiology and behaviour that are present
independent of external cues including hormones, body temperature, mood, and sleep …

Cortisol and inflammatory proteins are released into the blood in response to stressors and
chronic elevations of blood cortisol and inflammatory proteins may contribute to ongoing …

Daylight stems solely from direct, scattered and reflected sunlight, and undergoes dynamic
changes in irradiance and spectral power composition due to latitude, time of day, time of …

The circadian rhythms of melatonin and body temperature are set to an earlier hour in
women than in men, even when the women and men maintain nearly identical and …

Currently, in developed countries, nights are excessively illuminated (light at night), whereas
daytime is mainly spent indoors, and thus people are exposed to much lower light intensities …