Related Experiment Video
Updated: Apr 18, 2026
08:36
Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
Published on: August 8, 2019
13.0K
Sleep and chronobiology in cluster headache
M Barloese1, N Lund1, A Petersen1
1Danish Headache Center, Dept. of Neurology.
Cephalalgia : an International Journal of Headache
|January 10, 2015
Summary
Cluster headache (CH) patients experience significant sleep disturbances and their pain attacks show clear diurnal and annual rhythms linked to night-time and daylight, respectively. Poor sleep quality is a hallmark of this neurological disorder.
Area of Science:
- Neurology
- Chronobiology
- Sleep Medicine
Background:
- Cluster headache (CH) is a neurological disorder characterized by strong chronobiological patterns, including diurnal and annual rhythmicity of severe pain attacks.
- Potential triggers and the impact on sleep quality in CH patients remain poorly understood.
Purpose of the Study:
- To investigate the specific rhythms, triggers, sleep quality, and chronotypes in cluster headache patients.
- To explore the relationship between cluster headache burden and sleep quality.
Main Methods:
- A study involving 275 CH patients and 145 matched controls.
- Utilized questionnaires and structured interviews, including the Pittsburgh Sleep Quality Index (PSQI) and Morningness-Eveningness Questionnaire (MEQ).
- Assessed CH burden using a unified CH index.
Main Results:
- Sleep was identified as the most common trigger (80%) for CH attacks.
- Significant diurnal (82.2%) and annual (56%) rhythmicity was reported by patients.
- CH patients exhibited significantly impaired sleep quality (PSQI) compared to controls, with a correlation between headache burden and poor sleep.
Conclusions:
- Cluster headache demonstrates a relationship with night-time (diurnal) and daylight (annual) patterns.
- Patients with cluster headache suffer from reduced sleep quality, which remains impaired even between attacks.
- Sleep quality is directly linked to the overall burden of cluster headache.
More Related Videos
Related Concept Videos
01:15Chronopharmacokinetics: Circadian Rhythms and Influence on Drug Response
488
Circadian rhythms are cyclic changes that are crucial in plasma drug concentrations. Various standard circadian parameters, including core body temperature, heart rate, and other cardiovascular factors, directly impact disease states and the therapeutic response to drug therapy.
The time of drug administration is an important factor to consider, as it can influence the toxic dose of a drug. For example, a study conducted by Prins et al. in 1997 examined the effects of the timing of...
The time of drug administration is an important factor to consider, as it can influence the toxic dose of a drug. For example, a study conducted by Prins et al. in 1997 examined the effects of the timing of...
488
01:19Management of Insomnia
805
The sleep cycle, an integral part of human health, consists of several stages with distinct characteristics and functions. It begins with a transition from wakefulness to sleep, known as the light sleep phase, followed by the restorative deep sleep phase, essential for physical recovery and growth. The cycle concludes with the Rapid Eye Movement (REM) phase, characterized by high brain activity and vivid dreaming. Insomnia, a prevalent sleep disorder, involves difficulty falling asleep, staying...
805
01:24Sleep-Wake Cycles
3.5K
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:
3.5K
01:07Narcolepsy
831
Narcolepsy is a chronic sleep disorder characterized by pervasive, uncontrolled sleepiness and other sleep disturbances. One of its hallmark symptoms is an abrupt transition to REM sleep upon falling asleep, which causes symptoms typically associated with this phase to occur unexpectedly during wakefulness. These include the following symptoms, which typically last from a minute or two to half an hour.
831
01:27Insomnia
615
Insomnia is a prevalent sleep disorder characterized by difficulty falling asleep, frequent awakenings during the night, and waking up too early without being able to return to sleep. People with insomnia often experience these disruptions at least three nights a week for at least one month. Chronic insomnia, which lasts for at least three months, can lead to increased anxiety, which in turn can worsen sleep difficulties, creating a cycle of sleeplessness and stress.
Multiple factors contribute...
Multiple factors contribute...
615
01:11Understanding Sleep
1.9K
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...
1.9K