Related Experiment Video
Updated: May 18, 2026

07:56
Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts
Published on: January 29, 2018
Bone health: part 1, nutrition
Caeley Lorincz1, Sarah L Manske, Ron Zernicke
1Faculty of Kinesiology, University of Calgary, Calgary, Alberta, Canada.
Sports Health
|September 28, 2012
Summary
Adequate nutrition is vital for athletes
Area of Science:
- Sports Medicine
- Nutritional Science
- Skeletal Physiology
Background:
- Nutrition is fundamental for skeletal development and tissue health, particularly in athletes.
- Inadequate nutrition can lead to conditions like the female athlete triad and compromise performance.
- Poor nutrition increases injury risk and hinders training and competitive outcomes.
Purpose of the Study:
- To highlight the importance of nutrition for athletes' skeletal health.
- To discuss the impact of dietary choices on athletic performance and injury prevention.
- To emphasize the role of specific nutrients in supporting peak physical condition.
Main Methods:
- Literature review on nutrition and athletic performance.
- Analysis of dietary components essential for bone health.
- Examination of the relationship between nutrient intake and skeletal integrity.
Main Results:
- Specific dietary recommendations for athletes include quality protein, polyunsaturated fatty acids, and micronutrients.
- Calcium and vitamin D fortification in beverages is crucial for bone health.
- Adequate nutrient availability directly impacts peak physical performance.
Conclusions:
- Athletes require a balanced diet rich in essential nutrients for optimal skeletal health and performance.
- Dietary strategies should focus on nutrient-dense foods and fortified products.
- Prioritizing nutrition is key to preventing injuries and achieving athletic potential.
Related Concept Videos
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.
Calcium and Phosphorus
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...
Calcium and Phosphorus
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...
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...
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...
Bone Disorders
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...
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...
The Bone Matrix
Bone contains a relatively small number of cells entrenched in a matrix of collagen fibers that provide an adherent surface for inorganic salt crystals. Both components of the matrix, organic and inorganic, contribute to the unusual properties of bone. Without collagen, bones would be brittle and shatter easily. Without mineral crystals, bones would flex and provide little support. This can be observed by an experiment: when the minerals of a bone are dissolved by soaking the bone in acid or...
Bone Remodeling
Bone remodeling is a continuous and balanced process of bone resorption by osteoclasts and bone formation by osteoblasts. In adults, it helps maintain bone mass and calcium homeostasis. While mechanical stress can stimulate turnover as part of the normal maintenance and reparative process, several hormones also regulate bone remodeling.
Bone Remodeling and Repair
Osteoclasts are cells responsible for bone resorption and remodeling. They originate from hematopoietic progenitor cells present in the bone marrow. Numerous progenitor cells fuse to form multinucleated cells, each with 10-20 nuclei. A single osteoclast has a diameter of 150 to 200 µM. These cells have ruffled borders that break down the underlying bone tissue and release minerals such as calcium into the blood in bone resorption. Osteoclasts cling to bones with their ruffled edges during bone...
