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

Overview of Protein Metabolism01:21

Overview of Protein Metabolism

3.3K
Proteins are broken down into amino acids during digestion. Unlike fats and carbohydrates, which are stored for later use, proteins are not. Instead, amino acids are either used to produce ATP through oxidation or contribute to the creation of new proteins for the growth and repair of the body. Any surplus amino acids from the diet are converted into glucose or triglycerides rather than excreted.
Amino acids play various roles in the body once they are absorbed into cells. They are restructured...
3.3K
Bone Disorders01:29

Bone Disorders

5.0K
Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
5.0K
The Effect of Aging on Tissues01:19

The Effect of Aging on Tissues

3.1K
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
3.1K
Metabolic States of the Body: Fasting and Starvation01:24

Metabolic States of the Body: Fasting and Starvation

2.5K
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...
2.5K
Proteins: Dietary Sources and Requirements01:28

Proteins: Dietary Sources and Requirements

1.2K
Consuming animal-based products offers high-quality proteins that contain optimal levels and combinations of essential amino acids, crucial for tissue repair and growth. Foods like eggs, milk, fish, and most meats are a source of complete proteins. Legumes and cereals are abundant in proteins; however, they typically lack a full range of essential amino acids. As a result, they are considered incomplete protein sources. Some plant sources like soybeans, quinoa, and amaranth do contain complete...
1.2K
Muscle Recovery and Fatigue01:24

Muscle Recovery and Fatigue

3.8K
Muscle fatigue refers to the decline in a muscle's ability to maintain the force of contraction after prolonged activity. It primarily stems from changes within muscle fibers. Even before experiencing muscle fatigue, one may feel tired and have the urge to stop the activity. This response, known as central fatigue, occurs due to changes in the central nervous system, namely the brain and spinal cord. While there is no single mechanism that induces fatigue, it may serve as a protective...
3.8K

You might also read

Related Articles

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

Sort by
Same author

Pre-operative MRI Bone Texture is Associated with Complications After Spine Fusion.

Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research·2026
Same author

Computed tomography features of emphysematous vaginitis: anatomic distribution and pattern recognition.

Emergency radiology·2025
Same author

A systematic review and meta-analysis of tension band plating vs. intramedullary nailing for anterior tibial diaphyseal stress fractures in athletes.

Archives of orthopaedic and trauma surgery·2025
Same author

Bone texture by clinical magnetic resonance imaging is directly related to bone tissue maturity by Fourier-transform infrared spectroscopy.

JBMR plus·2025
Same author

Identifying key CT features and clinical variables for predicting operative management of left ventricular assist device (LVAD) driveline infections.

Emergency radiology·2025
Same author

3D printed vitamin D impregnated catheters for magnetic resonance-guided interventions: proof of concept and imaging characteristics.

3D printing in medicine·2025

Related Experiment Video

Updated: Dec 18, 2025

The Creation of a Rat Model for Osteosarcopenia via Ovariectomy
03:52

The Creation of a Rat Model for Osteosarcopenia via Ovariectomy

Published on: February 21, 2025

915

Nutrition and Sarcopenia-What Do We Know?

Aravinda Ganapathy1, Jeri W Nieves1,2,3

  • 1Institute of Human Nutrition, Columbia University, New York, NY 10032, USA.

Nutrients
|June 18, 2020
PubMed
Summary

Maintaining muscle health in older adults is crucial. Dietary protein, vitamin D, and the Mediterranean diet show promise in preventing sarcopenia and preserving muscle function.

Keywords:
dietfoodsmineralsproteinsarcopeniavitamins

More Related Videos

Segmentation and Linear Measurement for Body Composition Analysis using Slice-O-Matic and Horos
13:35

Segmentation and Linear Measurement for Body Composition Analysis using Slice-O-Matic and Horos

Published on: March 21, 2021

11.4K
Semi-Targeted Ultra-High-Performance Chromatography Coupled to Mass Spectrometry Analysis of Phenolic Metabolites in Plasma of Elderly Adults
14:39

Semi-Targeted Ultra-High-Performance Chromatography Coupled to Mass Spectrometry Analysis of Phenolic Metabolites in Plasma of Elderly Adults

Published on: April 22, 2022

4.2K

Related Experiment Videos

Last Updated: Dec 18, 2025

The Creation of a Rat Model for Osteosarcopenia via Ovariectomy
03:52

The Creation of a Rat Model for Osteosarcopenia via Ovariectomy

Published on: February 21, 2025

915
Segmentation and Linear Measurement for Body Composition Analysis using Slice-O-Matic and Horos
13:35

Segmentation and Linear Measurement for Body Composition Analysis using Slice-O-Matic and Horos

Published on: March 21, 2021

11.4K
Semi-Targeted Ultra-High-Performance Chromatography Coupled to Mass Spectrometry Analysis of Phenolic Metabolites in Plasma of Elderly Adults
14:39

Semi-Targeted Ultra-High-Performance Chromatography Coupled to Mass Spectrometry Analysis of Phenolic Metabolites in Plasma of Elderly Adults

Published on: April 22, 2022

4.2K

Area of Science:

  • Gerontology
  • Nutritional Science
  • Muscle Physiology

Background:

  • Muscle health is vital for older adults' independence and function.
  • Aging is associated with declines in muscle strength and function.
  • Sarcopenia, or age-related muscle loss, impacts mobility and quality of life.

Purpose of the Study:

  • To review the effects of nutrients and dietary patterns on sarcopenia.
  • To examine the role of diet in preserving muscle mass and physical performance in aging adults.
  • To identify key dietary factors that protect against age-related muscle decline.

Main Methods:

  • Review of randomized controlled trials and clinical studies.
  • Analysis of micronutrients, macronutrients, and food groups.
  • Examination of dietary patterns such as the Mediterranean diet.

Main Results:

  • Protein intake plays a critical role in preventing sarcopenia and muscle loss.
  • Vitamin D shows promise, but optimal dosage and treatment duration require further study.
  • Selenium, magnesium, omega-3 fatty acids, fruits, vegetables, and the Mediterranean diet are associated with better muscle health and physical performance.

Conclusions:

  • Dietary interventions, particularly adequate protein and adherence to the Mediterranean diet, are essential for combating sarcopenia.
  • Specific micronutrients and fatty acids may support muscle function in older adults.
  • Further research is needed to optimize nutrient-specific recommendations for muscle health in aging populations.