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Essential Minerals for Bone Health

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...

Role of Vitamins in Maintaining Bone Health

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...

Bone Disorders

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...

Hormones and Bone Tissue

Hormones and Bone Tissue

The endocrine system produces and secretes hormones, which interact with the skeletal system. These hormones control bone growth, maintain bone once it is formed, and remodel it.
Hormones That Influence Osteoblasts and/or Maintain the Matrix
Several hormones are necessary for controlling bone growth and maintaining the bone matrix. The pituitary gland secretes growth hormone (GH), which, as its name implies, controls bone growth. This happens in several ways: first, it triggers chondrocyte...

The Functions of the Skeletal System

The Functions of the Skeletal System

The most apparent functions of the skeletal system are support, protection, and movement. However, bone tissue also performs several other critical metabolic functions. For one, the bone matrix acts as a reservoir for a number of minerals important to the functioning of the body, especially calcium and phosphorus. These minerals, present in the bone tissue, can be released back into the bloodstream when required. Calcium ions, for example, are essential for muscle contractions and controlling...

Skeleton and Calcium Homeostasis

Skeleton and Calcium Homeostasis

Calcium is not only the most abundant mineral in bone but also the most abundant mineral in the human body. Calcium ions are needed for bone mineralization, tooth health, heart rate regulation and strength of contraction, blood coagulation, the contraction of smooth and skeletal muscle cells, and the regulation of nerve impulse conduction. The average calcium level in the blood is about 10 mg/dL. When the body cannot maintain this level, a person will experience hypo or hypercalcemia.

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Updated: Jun 26, 2026

Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts

Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts

Published on: January 29, 2018

Exercise and children's bone health.

Katherine Brooke-Wavell¹, David J Stensel

¹Department of Human Sciences, Loughborough University.

The Journal of Family Health Care

|December 31, 2008

Summary

Regular physical activity in youth boosts bone health and overall well-being. Incorporating bone-loading exercises is crucial for optimal bone accrual and long-term benefits in children and adolescents.

Area of Science:

Pediatric Health
Sports Medicine
Bone Physiology

Background:

Childhood physical activity offers significant benefits for bone health and overall health outcomes.
Exercise demonstrably enhances bone development in children and adolescents.
High-impact activities are most effective for bone loading.

Purpose of the Study:

To review the impact of physical activity on bone health in children and adolescents.
To highlight the importance of bone-loading exercises for optimizing bone accrual.
To address the gap in recommended daily exercise and bone-loading activity levels.

Main Methods:

Literature review of studies on physical activity and bone health in pediatric populations.
Analysis of exercise types, intensity, and timing (e.g., early puberty) for bone benefits.

Related Experiment Videos

Last Updated: Jun 26, 2026

Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts

Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts

Published on: January 29, 2018

Examination of long-term retention of exercise benefits and effects of cessation.

Main Results:

Bone-loading exercises during childhood and adolescence lead to enhanced bone gains.
Exercise is most effective during early puberty, with some long-term retention of benefits.
Sustained physical activity aids weight control and cardiovascular fitness, reducing risks of chronic diseases.

Conclusions:

Increasing overall exercise and incorporating specific bone-loading activities is recommended for children and adolescents.
Many young individuals, especially girls, do not meet recommended exercise guidelines.
Childhood exercise benefits for bone health appear more sustained than in adults.