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Calcium intake and disease prevention.
1Creighton University Medical Center, Omaha, NE 68131, USA. rheaney@creighton.edu
Arquivos Brasileiros De Endocrinologia E Metabologia
|November 23, 2006
Summary
Adequate calcium intake is crucial for preventing osteoporosis, kidney stones, and obesity. Dairy foods are the best source, providing essential nutrients beyond calcium for overall health.
Area of Science:
- Nutritional Science
- Metabolic Health
- Disease Prevention
Background:
- Calcium acts as a vital second messenger in cellular signaling.
- Nutritional calcium deficiency impacts multiple physiological systems.
- Deficiency is linked to osteoporosis, kidney stones, and metabolic disorders.
Purpose of the Study:
- To elucidate the systemic effects of calcium deficiency.
- To highlight the role of calcium in preventing chronic diseases.
- To identify optimal calcium sources.
Main Methods:
- Review of existing literature on calcium metabolism and deficiency.
- Analysis of controlled trials on calcium intake and health outcomes.
- Nutritional assessment of various calcium sources.
Main Results:
- Calcium deficiency leads to nutrient reserve depletion, impaired digestion, and hormonal imbalances.
- These mechanisms contribute to osteoporosis, kidney stones, colon cancer, hypertension, obesity, and insulin resistance.
- Adequate calcium intake (1000-1500 mg/d) reduces risks for fractures, stones, obesity, and hypertension.
Conclusions:
- Calcium deficiency has widespread health consequences beyond bone health.
- Dairy products are recommended as a cost-effective, nutrient-rich source of calcium.
- Maintaining adequate calcium levels is essential for preventing multiple chronic diseases.
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