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Related Concept Videos

Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

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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.
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Substance Use Disorders Affecting Sleep01:24

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Substance use disorders involve a pattern of using drugs more extensively than intended and continuing use despite harmful consequences. This includes legal substances like alcohol and nicotine, as well as illegal drugs. These disorders often involve both physical and psychological dependence, reflecting compulsive use of substances that significantly alter thoughts, feelings, and behaviors, contributing to a major public health issue.
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Sleep Apnea01:21

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Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
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Psychoneuroimmunology: Diabetes and Cancer01:19

Psychoneuroimmunology: Diabetes and Cancer

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Chronic stress has been linked to both the onset and progression of serious health conditions, including Type 2 diabetes and cancer. Type 2 diabetes, a widespread chronic illness, is closely associated with obesity and insulin resistance, both of which often worsen under stress. Studies indicate that men experiencing high levels of chronic stress face a 45% higher risk of developing diabetes compared to those with minimal stress. Stress triggers physiological responses that elevate blood...
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Cancer Prevention02:59

Cancer Prevention

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Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
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Longitudinal Research02:20

Longitudinal Research

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Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
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Updated: Jul 31, 2025

Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
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Does OSA Increase Risk for Cancer?: A Large Historical Sleep Clinic Cohort Study.

Ross J Marriott1, Bhajan Singh2, Nigel McArdle2

  • 1School of Population and Global Health, University of Western Australia, Crawley, WA, Australia.

Chest
|May 7, 2023
PubMed
Summary
This summary is machine-generated.

Obstructive sleep apnea (OSA) and nocturnal hypoxemia were studied for cancer links. Nocturnal hypoxemia is linked to prevalent cancer, but OSA severity is not an independent risk factor for cancer incidence.

Keywords:
cancerincidenceprevalencesleep apnea

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Area of Science:

  • Sleep Medicine
  • Oncology

Background:

  • The link between obstructive sleep apnea (OSA) and cancer remains unclear.
  • Investigating this association is crucial for understanding potential health risks.

Purpose of the Study:

  • To examine the association between OSA and cancer prevalence and incidence.
  • To analyze the role of OSA severity, defined by apnea-hypopnea index (AHI) and nocturnal hypoxemia, in cancer development.

Main Methods:

  • A large cohort of 20,289 participants from a Western Australian sleep clinic was analyzed.
  • Polysomnography data defined OSA severity and nocturnal hypoxemia.
  • Cancer prevalence and incidence were determined using Western Australian cancer and death registries, with analyses stratified by AHI scoring criteria periods.

Main Results:

  • Nocturnal hypoxemia was independently associated with prevalent cancer.
  • While univariable models suggested higher cancer incidence with increasing OSA severity, multivariable analyses, after adjusting for confounders like age, sex, BMI, and smoking status, showed no independent association between OSA severity and cancer incidence.
  • The association between OSA severity and cancer incidence appeared secondary to other risk factors.

Conclusions:

  • Nocturnal hypoxemia is an independent risk factor for prevalent cancer.
  • OSA severity is not an independent risk factor for cancer incidence, with observed associations likely explained by confounding factors.
  • Further research may clarify the complex interplay between sleep-disordered breathing and cancer development.