Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Metabolic States of the Body: Fasting and Starvation01:24

Metabolic States of the Body: Fasting and Starvation

3.4K
During the initial hours of fasting, the body uses up its glycogen stores as an energy source. Once these glycogen reserves are depleted, the body begins breaking down stored triglycerides and structural proteins. During this stage, glycerol becomes a key substrate for gluconeogenesis, while free fatty acids undergo beta-oxidation to provide energy for tissues, such as skeletal muscle. In the fasting state, the body spares protein breakdown as much as possible to conserve muscle and structural...
3.4K
Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

1.3K
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...
1.3K
Factors Affecting Drug Biotransformation: Biological01:19

Factors Affecting Drug Biotransformation: Biological

868
Biological factors significantly impact drug metabolism, influencing drug clearance, efficacy, and potential toxicity.
Species differences: Variations in enzyme systems across species can cause disparities in drug metabolism. For instance, humans may metabolize certain drugs faster than rodents, altering therapeutic effects.
Strain differences: Genetic variations within a species can result in differing enzyme activity, impacting drug response and toxicity. For example, some mouse strains may...
868
Metabolic States of the Body: The Postabsorptive State01:18

Metabolic States of the Body: The Postabsorptive State

1.6K
The postabsorptive state usually starts about four hours after a meal and lasts until the next meal is eaten. During this time, the digestive system stops absorbing nutrients, and the body uses stored energy reserves to maintain stable blood glucose levels.
Initially, glycogen stored in the liver is broken down to release glucose into the bloodstream, while glycogen in the muscles is broken down to supply glucose for energy directly within the muscle cells. As glycogen stores diminish,...
1.6K
Overview of Carbohydrate Metabolism01:19

Overview of Carbohydrate Metabolism

4.6K
Carbohydrate metabolism is a fundamental biochemical process that ensures a constant supply of energy to living cells. The most important carbohydrate is glucose, which can be broken down via glycolysis to enter into the Krebs cycle and eventually lead to the production of ATP through oxidative phosphorylation.
Glucose transport into cells is facilitated by a family of transport proteins called GLUT (Glucose Transporters). GLUT4 is the primary glucose transporter for insulin-stimulated glucose...
4.6K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Inequalities in access to food in Brazil: a scoping review with a racial and gender focus and policy recommendations.

Cadernos de saude publica·2026
Same author

Assessing intersectional disparities in obesity among Brazilian adults: a MAIHDA approach.

Cadernos de saude publica·2026
Same author

Intimate partner violence and associated factors among adult women: a population-based study.

Revista de saude publica·2026
Same author

Health data poverty in low-income and middle-income countries: a challenge for climate justice.

The Lancet. Global health·2026
Same author

Association between multiple discrimination experiences and disordered eating behavior among Brazilian university students.

Journal of eating disorders·2026
Same author

Itinerant food environment: A look at the homeless population.

Appetite·2026

Related Experiment Video

Updated: Apr 11, 2026

Phosphorus-31 Magnetic Resonance Spectroscopy: A Tool for Measuring In Vivo Mitochondrial Oxidative Phosphorylation Capacity in Human Skeletal Muscle
09:40

Phosphorus-31 Magnetic Resonance Spectroscopy: A Tool for Measuring In Vivo Mitochondrial Oxidative Phosphorylation Capacity in Human Skeletal Muscle

Published on: January 19, 2017

12.4K

Metabolic syndrome in fixed-shift workers.

Raquel Canuto, Marcos Pascoal Pattussi, Jamile Block Araldi Macagnan

    Revista De Saude Publica
    |June 11, 2015
    PubMed
    Summary
    This summary is machine-generated.

    Metabolic syndrome is linked to being female, over 40, and poor sleep in shift workers. Higher education and more meals offer protection against this condition.

    More Related Videos

    Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
    08:36

    Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

    Published on: August 8, 2019

    13.0K
    Author Spotlight: Assessing the Cardiovascular Profile of Patients with Metabolic Syndrome
    06:04

    Author Spotlight: Assessing the Cardiovascular Profile of Patients with Metabolic Syndrome

    Published on: September 27, 2024

    1.7K

    Related Experiment Videos

    Last Updated: Apr 11, 2026

    Phosphorus-31 Magnetic Resonance Spectroscopy: A Tool for Measuring In Vivo Mitochondrial Oxidative Phosphorylation Capacity in Human Skeletal Muscle
    09:40

    Phosphorus-31 Magnetic Resonance Spectroscopy: A Tool for Measuring In Vivo Mitochondrial Oxidative Phosphorylation Capacity in Human Skeletal Muscle

    Published on: January 19, 2017

    12.4K
    Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
    08:36

    Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

    Published on: August 8, 2019

    13.0K
    Author Spotlight: Assessing the Cardiovascular Profile of Patients with Metabolic Syndrome
    06:04

    Author Spotlight: Assessing the Cardiovascular Profile of Patients with Metabolic Syndrome

    Published on: September 27, 2024

    1.7K

    Area of Science:

    • Occupational Health
    • Metabolic Health
    • Epidemiology

    Background:

    • Metabolic syndrome (MetS) is a cluster of conditions increasing cardiovascular and diabetes risk.
    • Shift work is prevalent and may influence metabolic health, but its association with MetS components requires further investigation.

    Purpose of the Study:

    • To investigate the association between demographic, socioeconomic, and behavioral factors and the prevalence of metabolic syndrome in fixed-shift workers.

    Main Methods:

    • A cross-sectional study analyzed 902 fixed-shift workers in a Brazilian poultry plant.
    • Metabolic syndrome was diagnosed using Harmonizing the Metabolic Syndrome criteria.
    • Multivariate analysis examined associations with demographic, socioeconomic, and behavioral factors.

    Main Results:

    • The prevalence of metabolic syndrome was 9.3%, with increased waist circumference being the most common component.
    • Being female, aged over 40, and sleeping ≤5 hours/night were positively associated with MetS.
    • Higher educational level and >3 meals/day were inversely associated with MetS.

    Conclusions:

    • Female sex, older age, and insufficient sleep are risk factors for metabolic syndrome in shift workers.
    • Higher educational attainment and adequate meal frequency appear to be protective factors.
    • These findings highlight modifiable factors for targeted interventions in occupational settings.