Causal Effects of Sleep Quality on Primary Headache and the Mediation via Gut Microbiota: A Mendelian Randomization

Huanghong Zhao1, Dongsheng Guan1, Zhen Ma2

  • 1Department of Brain Disease, Henan Provincial Hospital of Traditional Chinese Medicine, Zhengzhou, China.

Brain and Behavior
|November 28, 2024
PubMed
Abstract

Insights

Poor sleep quality, particularly trouble falling asleep, increases primary headache risk. Gut bacteria, specifically Coprococcus1, mediate this link to cluster headaches, offering new treatment avenues.

Area of Science:

  • Neurology
  • Microbiology
  • Genetics

Background:

  • Sleep quality is recognized as a significant factor in primary headaches.
  • The precise role of gut microbiota in mediating sleep quality alterations and their impact on primary headaches remains largely unexplored.

Purpose of the Study:

  • To investigate the causal relationship between various sleep quality traits and primary headaches using a Mendelian randomization approach.
  • To explore the potential mediating role of gut microbiota in the association between sleep quality and primary headaches.

Main Methods:

  • Mendelian randomization (MR) analysis was employed to assess causality between eight sleep traits and primary headaches.
  • Inverse variance weighting was the primary statistical method, with two-step MR used to investigate mediation by gut microbiota.

Main Results:

  • A genetic predisposition for poor sleep quality was found to elevate the risk of primary headaches.
  • The genus Coprococcus1 was identified as a mediator in the causal pathway between trouble falling asleep and cluster headaches, accounting for 23.6% of the effect.

Conclusions:

  • Trouble falling asleep contributes to the incidence of cluster headaches, with this relationship being mediated by gut microbiota.
  • The findings underscore the critical influence of sleep quality on primary headaches and suggest potential targets for intervention.

Related Concept Videos

Cause and Effect01:53

Cause and Effect

While variables are sometimes correlated because one does cause the other, it could also be that some other factor, a confounding variable, is actually causing the systematic movement in our variables of interest. For instance, as sales in ice cream increase, so does the overall rate of crime. Is it possible that indulging in your favorite flavor of ice cream could send you on a crime spree? Or, after committing crime do you think you might decide to treat yourself to a cone?
10.9K
Sedatives and Hypnotics Drugs: Miscellaneous Agents01:17

Sedatives and Hypnotics Drugs: Miscellaneous Agents

Sedatives and hypnotics encompass a wide range of substances, each with its unique mechanism of action, uses, and potential adverse effects.
Melatonin congeners like ramelteon (Rozerem) and tasimelteon (Hetlioz) selectively bind to melatonin receptors (MT1 and MT2) and thus mimic the actions of melatonin, a hormone that regulates sleep-wake cycles. Tasimelteon is primarily used for non-24-hour sleep-wake disorder, common in blind patients. They are also used to treat conditions like insomnia...
146
Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

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...
134
Primary Motives: Sleep, Sex, and Pain Avoidance01:24

Primary Motives: Sleep, Sex, and Pain Avoidance

Primary motives such as sleep, sex, and pain avoidance are crucial drivers of behavior in humans and animals. These motives ensure survival, reproductive success, and overall well-being by prompting actions that meet essential bodily needs.
Sleep is a fundamental physiological drive that fosters a state of restfulness crucial for several bodily functions. It facilitates body restoration, the process by which the body repairs, rejuvenates, and maintains itself during sleep, including memory...
453
Management of Insomnia01:19

Management of Insomnia

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...
231