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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...

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...

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...

Lifestyle Factors and Health

Lifestyle Factors and Health

Lifestyle factors play a critical role in maintaining overall health and preventing chronic diseases. Key elements, such as regular physical activity, a nutritious diet, and abstinence from smoking, can significantly enhance physical, mental, and emotional well-being while reducing the risk of several life-threatening conditions.
Benefits of Physical Activity
Physical activity, whether through structured exercise or casual activities like walking, biking, or dancing, is a cornerstone of a...

Bioavailability: Influencing Factors

Bioavailability: Influencing Factors

Bioavailability refers to the extent and rate at which a drug reaches systemic circulation in its active form. Extent refers to the amount of the drug that makes it into circulation, while rate is the speed at which it enters circulation. It is influenced by several factors critical for optimizing drug formulations, dosing regimens, and therapeutic outcomes.Physicochemical properties of drugs and formulationsThe solubility, stability, and dissolution rate of a drug significantly impact its...

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Nutritional determinants of mobility.

Yuri Milaneschi¹, Toshiko Tanaka, Luigi Ferrucci

¹Longitudinal Studies Section, Clinical Research Branch, National Institute on Aging, Baltimore, Maryland, USA.

Current Opinion in Clinical Nutrition and Metabolic Care

|August 26, 2010

Summary

This summary is machine-generated.

Adequate micronutrient intake is crucial for older adults to maintain mobility and prevent disability. A diet rich in fruits and vegetables supports healthy aging and physical function.

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Area of Science:

Gerontology
Nutritional Science
Public Health

Background:

The aging population is rapidly growing globally.
Mobility disability is a significant risk factor for morbidity and mortality in older adults.
Improved nutrition shows promise in reducing disability risk in this demographic.

Purpose of the Study:

To review recent literature on the association between nutrients and mobility in older adults.
To synthesize evidence on the role of nutrition in preventing mobility disability.
To highlight the impact of specific nutrients on physical performance and aging.

Main Methods:

Literature review of recent studies.
Analysis of associations between nutrient intake/serum concentrations and mobility outcomes.
Synthesis of evidence on dietary patterns and healthy aging.

Main Results:

Low intake and serum concentrations of micronutrients (antioxidants, vitamins) are linked to poorer physical performance.
These micronutrient deficiencies correlate with reduced muscle strength and increased disability in older adults.
Evidence suggests a link between specific nutrient levels and mobility-related outcomes.

Conclusions:

Low micronutrient levels are associated with mobility disability in both cross-sectional and longitudinal studies.
Diets abundant in fruits and vegetables, like the Mediterranean diet, are beneficial for healthy aging.
Nutritional strategies focusing on micronutrients may play a role in maintaining mobility in older populations.