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Related Concept Videos

Role of Skin in Vitamin D Synthesis01:23

Role of Skin in Vitamin D Synthesis

The skin plays a crucial role in the synthesis of vitamin D, a vital nutrient for various physiological processes in the body. Vitamin D is unique because it can be synthesized in the skin through a series of chemical reactions triggered by exposure to ultraviolet B (UVB) radiation from sunlight.
The solar UV B rays (290-315 nm) are absorbed by the skin, and 7-dehydrocholesterol (provitamin D3) photolyzes it to previtamin D3, which undergoes a rapid transformation to vitamin D3(cholecalciferol).
Role of Vitamins in Maintaining Bone Health01:25

Role of Vitamins in Maintaining Bone Health

The growth and maintenance of bone are regulated by a combination of nutritional factors, including vitamins, such as vitamin A, B12, C, D, and K.
Vitamin A
Vitamin A is involved in the process of bone remodeling. Retinoic acid, the active metabolite of Vitamin A, has nuclear receptors in osteoblasts and osteoclasts, which are involved in bone remodeling.
Vitamin B12
Vitamin B12 acts as a cofactor during the formation of osteoblast-related proteins, such as osteocalcin. Vitamin B12 plays a role...
Exercise and Muscle Performance01:27

Exercise and Muscle Performance

Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
Connective Tissue Cell Types01:22

Connective Tissue Cell Types

Connective tissue develops from the mesoderm of a developing embryo and consists of cells, fibers, and ground substance: a gel-like material containing large complexes of carbohydrates and proteins. Connective tissue was first identified as a separate tissue family in the 18th century, and Johannes Peter Muller coined the term connective tissue.
Fat cells (adipocytes), smooth muscle cells (myoblasts), and bone cells (osteoblasts) are some connective tissue cell types. Some immune system cells...
Exercise and Cardiovascular Response01:20

Exercise and Cardiovascular Response

Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
Essential Minerals for Bone Health01:31

Essential Minerals for Bone Health

The minerals contained in all of the food we consume are essential for our organ systems. However, certain essential minerals, such as calcium, phosphorus, magnesium, manganese, and fluoride, largely affect bone health.
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Calcium is a critical component of bones, especially in the form of calcium phosphate and calcium carbonate. Since the body cannot make calcium, it must be obtained from the diet. However, calcium cannot be absorbed from the small intestine without...

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A Method of Trigonometric Modelling of Seasonal Variation Demonstrated with Multiple Sclerosis Relapse Data
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Vitamin d and physical performance.

Daniel S Moran1, James P McClung, Tal Kohen

  • 1Oak Ridge Institute for Science and Education Program, United States Army Research Institute of Environmental Medicine, Natick, MA 01760, USA. dmoran@sheba.health.gov.il

Sports Medicine (Auckland, N.Z.)
|May 10, 2013
PubMed
Summary
This summary is machine-generated.

Vitamin D is vital for physical performance, supporting muscle strength, oxygen consumption, and injury prevention in active individuals. Maintaining adequate vitamin D levels is crucial for overall physical health and athletic success.

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Published on: May 4, 2018

Area of Science:

  • Sports Medicine
  • Nutritional Science
  • Exercise Physiology

Background:

  • Vitamin D is essential for cardiovascular, immune, and musculoskeletal health.
  • It is obtained through diet and sunlight exposure.
  • Its role in physical performance is increasingly recognized.

Purpose of the Study:

  • To review recent evidence on vitamin D's importance for physical performance.
  • To explore vitamin D's impact on athletes and active populations.
  • To detail vitamin D's support for cardiovascular, immune, and musculoskeletal systems.

Main Methods:

  • Systematic literature search of major electronic databases (EMBASE, MEDLINE, SPORTDiscus, SciELO) from 1967 to August 2012.
  • Inclusion of articles specifically linking vitamin D and physical performance.
  • No language restrictions were applied to the search.

Main Results:

  • Vitamin D status is linked to maximal oxygen consumption.
  • Poor vitamin D levels negatively affect muscle strength.
  • Vitamin D may aid protein synthesis and protect against overuse injuries like stress fractures.

Conclusions:

  • Vitamin D is crucial for maintaining physical performance in athletes and active individuals.
  • Adequate vitamin D status supports muscle function, aerobic capacity, and injury prevention.
  • Further research confirms vitamin D's multifaceted role in physical health.