Related Experiment Video
Updated: Jun 23, 2025
06:06
The Sleep Nullifying Apparatus: A Highly Efficient Method of Sleep Depriving Drosophila
Published on: December 14, 2020
3.4K
Sleep regulation and host genetics
Adrián Odriozola1, Adriana González1, Jesús Álvarez-Herms2
1Hologenomiks Research Group, Department of Genetics, Physical Anthropology and Animal Physiology, University of the Basque Country (UPV/EHU), Leioa, Spain.
Advances in Genetics
|June 22, 2024
Summary
This chapter explores common sleep phenotypes like insomnia and restless leg syndrome, focusing on those influenced by lifestyle. It emphasizes practical approaches for prevalent sleep issues, excluding rare conditions.
Area of Science:
- Sleep science
- Chronobiology
- Public health
Background:
- Sleep regulation is complex and multifactorial.
- Focus is on prevalent sleep phenotypes, not rare pathologies.
- Sleep quality is closely linked to circadian rhythm regulation.
Purpose of the Study:
- To examine sleep phenotypes common in the population.
- To identify sleep issues that can be modulated by lifestyle factors.
- To provide practical insights into managing prevalent sleep disorders.
Main Methods:
- Review of scientific literature on sleep phenotypes.
- Analysis of factors influencing sleep quality and duration.
- Discussion of lifestyle modulations for common sleep issues.
Main Results:
- Identifies key sleep phenotypes: sleep quality, duration, insomnia, restless leg syndrome, and daytime sleepiness.
- Highlights the impact of lifestyle on these prevalent sleep issues.
- Distinguishes between common and rare sleep pathologies.
Conclusions:
- Common sleep phenotypes are a significant public health concern.
- Lifestyle interventions can effectively manage prevalent sleep issues.
- Further research into circadian rhythm regulation is warranted.
Related Concept Videos
02:19Circadian Rhythms and Gene Regulation
4.0K
The biological clock is involved in many aspects of regulating complex physiology in all animals. It was in 1935 when German zoologists, Hans Kalmus and Erwin Bünning, discovered the existence of circadian rhythm in Drosophila melanogaster. However, the internal molecular mechanisms behind the circadian clock remained a mystery until 1984, when Jeffrey C. Hall, Michael Rosbash, and Michael W. Young discovered the expression of the Per gene oscillating over a 24-hour cycle. In subsequent...
4.0K
01:11Understanding Sleep
227
Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
227
01:28Human Genetics
557
Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
The complex relationship between genetics and psychology is observable through common biological components such...
The complex relationship between genetics and psychology is observable through common biological components such...
557
01:24Sleep-Wake Cycles
1.3K
Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
1.3K
01:13Insufficient Sleep and Sleep Deprivation
139
Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
Sleep deprivation is a more severe form of sleep loss...
Sleep deprivation is a more severe form of sleep loss...
139
02:27Background and Environment Affect Phenotype
6.5K
Although the genetic makeup of an organism plays a major role in determining the phenotype, there are also several environmental factors, such as temperature, oxygen availability, presence of mutagens, that can alter an organism’s phenotype.
An example of how genetic background affects phenotype can be seen in horses. The Extension gene in horses is responsible for their coat color. A wild-type gene (EE) produces black pigment in the coat, while a mutant gene (ee) produces red pigment. A...
An example of how genetic background affects phenotype can be seen in horses. The Extension gene in horses is responsible for their coat color. A wild-type gene (EE) produces black pigment in the coat, while a mutant gene (ee) produces red pigment. A...
6.5K