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 Experiment Videos

Muscle growth and exercise.

A M Pearson1

  • 1Utah State University, Logan.

Critical Reviews in Food Science and Nutrition
|January 1, 1990
PubMed
Summary
This summary is machine-generated.

Muscle growth occurs through increased fiber diameter (hypertrophy) and length, not new cell numbers after birth. Exercise and nutrition significantly influence these muscle growth mechanisms.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Development of a mapping function ("crosswalk") for the conversion of scores between the Oswestry Disability Index (ODI) and the Core Outcome Measures Index (COMI).

European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society·2022
Same author

Role of Nitrite in Cured Meat Flavor: A Review.

Journal of food protection·2019
Same author

Outcomes of a metal-on-metal total hip replacement system.

Annals of the Royal College of Surgeons of England·2014
Same author

The role of ultrasound in the assessment of post-operative complications following hip arthroplasty.

Skeletal radiology·2012
Same author

Some parameters involved in production of Zousoon-A semi-dry, long fibered pork product.

Meat science·2011
Same author

Effect of electrical stunning or sticking without stunning on the microstructure of zousoon, a Chinese semi-dry pork product.

Meat science·2011
Same journal

From greasiness to creaminess: multiscale mechanisms, structuring strategies, and AI‑assisted evaluation.

Critical reviews in food science and nutrition·2026
Same journal

A comprehensive review of phage immobilization and encapsulation for the application in food safety.

Critical reviews in food science and nutrition·2026
Same journal

Plant-derived extracellular vesicles: multifunctional nanocarriers bridging food bioactivity and therapeutics.

Critical reviews in food science and nutrition·2026
Same journal

Strategies for cell-based meat production based on 3D-printed scaffolds.

Critical reviews in food science and nutrition·2026
Same journal

Explainable AI for hyperspectral imaging in food quality decision support: interpretability, reliability and future directions.

Critical reviews in food science and nutrition·2026
Same journal

Advanced molecular mechanisms underlying the anti-aging effects of <i>Ipomoea batatas</i> L. (sweet potato) leaves: bioactive compounds, cellular pathways, and functional food applications.

Critical reviews in food science and nutrition·2026
See all related articles

Area of Science:

  • Physiology
  • Exercise Science
  • Cell Biology

Background:

  • Muscle growth is a complex process influenced by genetics, exercise, and nutrition.
  • Understanding the cellular mechanisms of muscle growth is crucial for optimizing performance and health.

Purpose of the Study:

  • To review the fundamental mechanisms of muscle growth.
  • To explore the influence of exercise and nutrition on muscle development.

Main Methods:

  • Review of existing literature on muscle physiology and growth.
  • Analysis of cellular processes including hypertrophy and hyperplasia.
  • Discussion of nutritional impacts on muscle protein synthesis and deposition.

Main Results:

Related Experiment Videos

  • Muscle growth primarily occurs via hypertrophy (increased fiber diameter) and hyperplasia (increased fiber length) after the prenatal period.
  • Exercise stimulates muscle growth through mechanisms like myofibril splitting and sarcomere addition.
  • Nutritional adequacy is essential, but moderate restriction may enhance protein deposition efficiency, though severe restriction limits muscle and bone growth.

    • Conclusions:

    • Muscle cell number is fixed early in life; postnatal growth relies on hypertrophy and hyperplasia.
    • Exercise-induced stress and tension are key regulators of muscle fiber adaptation.
    • Optimizing muscle growth requires a balanced approach to nutrition and exercise stimulus.