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

Decreasing Function01:27

Decreasing Function

243
A decreasing function describes a relationship where the output consistently declines as the input increases. This means that for any two input values, if one is greater than the other, the corresponding output is smaller. Mathematically, a function f is decreasing on an interval I if for every x1 < x2​ in I, f (x1) > f (x2). This type of behavior is visually identified on a graph that slopes downward from left to right.The nature of a function can be analyzed by calculating...
243
Decreased Body Temperature01:29

Decreased Body Temperature

1.0K
A decreased body temperature can occur in patients with hypothermia and frostbite. Heat loss with extended cold exposure overpowers the body's ability to create heat, resulting in hypothermia. Core temperature readings help classify hypothermia. Mild hypothermia is temperatures between 32 °C (89.6 °F) and 35°C (95 °F) and is caused by impaired thermoregulation. Moderate hypothermia is temperatures between 28 C (82.4 °F) and 32 °C (89.6 °F) caused by...
1.0K
Decreased pulse rate01:14

Decreased pulse rate

861
Bradycardia is a medical condition in which the heart rate is slower than normal. It occurs when the heart's natural pacemaker, the sinus node, generates slower electrical impulses than the standard rhythm. In adults, bradycardia is diagnosed when the pulse rate falls below 60 beats per minute, indicating a deviation from the normal heart rate range.
There are specific risk factors that can elevate the likelihood of developing bradycardia. Advanced age is a significant factor, with...
861
Molecular and Ionic Solids02:54

Molecular and Ionic Solids

20.0K
Crystalline solids are divided into four types: molecular, ionic, metallic, and covalent network based on the type of constituent units and their interparticle interactions.
Molecular Solids
Molecular crystalline solids, such as ice, sucrose (table sugar), and iodine, are solids that are composed of neutral molecules as their constituent units. These molecules are held together by weak intermolecular forces such as London dispersion forces, dipole-dipole interactions, or hydrogen bonds, which...
20.0K
Metallic Solids02:37

Metallic Solids

20.5K
Metallic solids such as crystals of copper, aluminum, and iron are formed by metal atoms. The structure of metallic crystals is often described as a uniform distribution of atomic nuclei within a “sea” of delocalized electrons. The atoms within such a metallic solid are held together by a unique force known as metallic bonding that gives rise to many useful and varied bulk properties.
All metallic solids exhibit high thermal and electrical conductivity, metallic luster, and malleability....
20.5K
Structures of Solids02:22

Structures of Solids

17.6K
Solids in which the atoms, ions, or molecules are arranged in a definite repeating pattern are known as crystalline solids. Metals and ionic compounds typically form ordered, crystalline solids. A crystalline solid has a precise melting temperature because each atom or molecule of the same type is held in place with the same forces or energy. Amorphous solids or non-crystalline solids (or, sometimes, glasses) which lack an ordered internal structure and are randomly arranged. Substances that...
17.6K

You might also read

Related Articles

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

Sort by
Same author

Impact of different exercise modalities on mitophagy in human skeletal muscle.

International review of cell and molecular biology·2026
Same author

Mitochondria across the globe: diverse voices, shared energy.

Trends in endocrinology and metabolism: TEM·2026
Same author

Glycogen drives the sensory activation of POMC neurons.

Nature metabolism·2026
Same author

Protein yogurt and whey protein produce comparable muscle gains, but divergent microbiome shifts during strength training in older adults.

Scientific reports·2026
Same author

Effects of Urolithin A on Mitochondrial Homeostasis Disruption by LPS in C2C12 Myotubes.

Cellular physiology and biochemistry : international journal of experimental cellular physiology, biochemistry, and pharmacology·2026
Same author

Low-dose simulated galactic cosmic radiation exposure after hindlimb unloading has long-term impact on skeletal muscle metabolic proteins in female mice.

American journal of physiology. Regulatory, integrative and comparative physiology·2026
Same journal

Correction: Pramesthi et al. Evaluating the Impact of Indonesia's National School Feeding Program (ProGAS) on Children's Nutrition and Learning Environment: A Mixed-Methods Approach. <i>Nutrients</i> 2025, <i>17</i>, 3575.

Nutrients·2026
Same journal

Correction: Huang et al. Correlation Study Between Dietary Behaviors, Lifestyle, and Psychological Problems in Chinese Children Aged 3-7. <i>Nutrients</i> 2025, <i>17</i>, 176.

Nutrients·2026
Same journal

Association of Dietary Animal and Plant Protein Composition with All-Cause Mortality: 24-Year Population-Based Cohort Study.

Nutrients·2026
Same journal

Phytochemistry, Bioavailability, and Molecular Mechanisms Underlying Multitarget Anticancer Activity of <i>Aloe vera</i>.

Nutrients·2026
Same journal

A Comparison of the Interstitial and Blood Glucose Responses Following Consumption of Different Carbohydrate-Containing Beverages in Humans: A Randomised Controlled Trial.

Nutrients·2026
Same journal

Across Kingdoms: The Bacteriome, Mycobiome, and Virome in Autoimmune Diseases: Mechanistic Insights, Therapeutic Perspectives, and the Emerging Role of COVID-19.

Nutrients·2026
See all related articles

Related Experiment Video

Updated: Jan 24, 2026

A Procedure to Study the Effect of Prolonged Food Restriction on Heroin Seeking in Abstinent Rats
10:35

A Procedure to Study the Effect of Prolonged Food Restriction on Heroin Seeking in Abstinent Rats

Published on: November 11, 2013

11.6K

Fluid Restriction Decreases Solid Food Consumption Post-Exercise.

Cristian Pérez-Luco1, Francisco Díaz-Castro2, Carlos Jorquera3

  • 1Carrera Preparador Físico, Centro de Formación Técnica, Santo Tomás, Santiago 8940000, Chile. cperez.afs@gmail.com.

Nutrients
|May 31, 2019
PubMed
Summary
This summary is machine-generated.

Extreme fluid restriction significantly reduced acute food intake after exercise in humans. This effect may be linked to decreased saliva production, contrasting with rodent studies on dehydration and appetite.

Keywords:
appetiteeating behaviorenergy intakeexercise-induced dehydrationhormones

More Related Videos

Solid Plate-based Dietary Restriction in Caenorhabditis elegans
06:13

Solid Plate-based Dietary Restriction in Caenorhabditis elegans

Published on: May 28, 2011

17.1K
Manipulation of Rhythmic Food Intake in Mice Using a Custom-Made Feeding System
07:34

Manipulation of Rhythmic Food Intake in Mice Using a Custom-Made Feeding System

Published on: December 16, 2022

2.8K

Related Experiment Videos

Last Updated: Jan 24, 2026

A Procedure to Study the Effect of Prolonged Food Restriction on Heroin Seeking in Abstinent Rats
10:35

A Procedure to Study the Effect of Prolonged Food Restriction on Heroin Seeking in Abstinent Rats

Published on: November 11, 2013

11.6K
Solid Plate-based Dietary Restriction in Caenorhabditis elegans
06:13

Solid Plate-based Dietary Restriction in Caenorhabditis elegans

Published on: May 28, 2011

17.1K
Manipulation of Rhythmic Food Intake in Mice Using a Custom-Made Feeding System
07:34

Manipulation of Rhythmic Food Intake in Mice Using a Custom-Made Feeding System

Published on: December 16, 2022

2.8K

Area of Science:

  • Exercise Physiology
  • Human Nutrition
  • Endocrinology

Background:

  • Dehydration is known to induce anorexia in rodents.
  • The impact of dehydration on human energy intake remains a subject of debate.
  • Understanding fluid balance effects on appetite is crucial for athletes and general health.

Purpose of the Study:

  • To investigate the influence of extreme fluid restriction on acute energy intake following exercise-induced dehydration.
  • To examine hormonal responses (ghrelin, leptin, peptide YY) and saliva production under hypohydrated and rehydrated conditions post-exercise.
  • To clarify the role of dehydration in human appetite regulation.

Main Methods:

  • Eight physically active participants underwent two exercise sessions to induce dehydration.
  • Participants were randomized to either rehydrate or remain hypohydrated for 2 hours post-exercise.
  • Energy intake was measured ad libitum after the rehydration/hypohydration period; blood and saliva samples were collected.

Main Results:

  • Energy intake was significantly lower in the hypohydrated trial (1430 ± 210 kcal) compared to the rehydrated trial (2190 ± 780 kcal) (p = 0.01).
  • No significant differences in ghrelin or leptin concentrations were observed between trials.
  • Peptide YY (PYY) levels showed a significant time effect and trial-time interaction, with higher levels post-meal in the rehydrated group; saliva production also varied significantly with time and trial interaction.

Conclusions:

  • Extreme fluid restriction markedly decreases acute food intake after exercise in humans.
  • Reduced saliva production may contribute to the diminished appetite observed during hypohydration.
  • Findings suggest dehydration plays a role in regulating short-term energy intake in physically active individuals.