Introduction The interplay of daily life factors, including mood, physical activity, or light
exposure, influences sleep architecture and quality. Laboratory-based studies often isolate …

Background Sleep has a major impact on health, which makes it a relevant topic for
research and health practitioners. Research on sleep determinants, ie factors that positively …

Many people are concerned about whether they are getting “enough” sleep, and if they can
“sleep too much.” These concerns can be approached scientifically using experiments …

Objective/background In recent decades, the epidemiology of sleep disorders has mainly
consisted of interviewing subjects through validated questionnaires; more recently, this has …

The objective of this narrative review paper is to discuss about sleep duration needed
across the lifespan. Sleep duration varies widely across the lifespan and shows an inverse …

The phenomenon of sleep—and its role in health, development, and well-being—has
intrigued philosophers, writers, artists, physicians, as well as “everyday” people for …

While sleep positively impacts well-being, health, and productivity, the effects of societal
factors on sleep remain underexplored. Here we analyze the sleep of 30,082 individuals …

Sleep, especially NREM sleep depth is homeostatically regulated, as sleep pressure builds
up during wakefulness and diminishes during deep sleep. Previous evidence from this …

Sleep monitoring has become widespread with the rise of affordable wearable devices.
However, converting sleep data into actionable change remains challenging as diverse …

The identification of optimal sleep duration recommendations for the general population has
long been an important goal on the public health agenda, as both short and long sleep …