Calcium
Calcium is a vital mineral, without which normal functioning and formation of bone tissue, cartilage and joints is impossible.Calcium is involved in acid-base metabolism, as well as influencing blood clotting and normalizing muscle contractions.
Signs of кальция deficiency
The symptoms of calcium deficiency: 1 Instability of emotional state; 2 constant weakness; 3 diseases of the teeth (caries of varying degrees); 4 loss of hair; 5 brittle nail plates, the appearance of spots on the nails; 6 frequent fractures and injuries; 7 pale and dry skin; 8 the appearance of seizures; 9 development of diseases of the musculoskeletal system (flat feet, scoliosis).Calcium deficiency develops with insufficient consumption of dairy products, smoking, alcoholism.Also, the absorption of this element can be affected by a taste for beverages containing large amounts of caffeine (coffee, strong tea)..
Signs of кальция excess
Symptoms of calcium overdose in the body: 1 thirst; 2 nausea; 3 vomiting; 4 loss of appetite; 5 weakness; 6 frequent urination; 7 decreased tone of smooth muscles; 8 arrhythmia; 9 increased concentration of calcium in the urine and blood; 10 formation of kidney and bladder stones.In some cases, the excess occurs as a result of hereditary pathologies of the thyroid gland, in particular, multiple endocrine neoplasia, and sometimes due to malignant neoplasms..
Main sources of кальция in nutrition
There are two types of natural sources that contain calcium.These are foods of animal and plant origin.Animals include: dairy products (sour cream, milk, cheese, cream, cottage cheese); fish (sardines, mackerel).Plant sources include: Vegetables (spinach, pumpkin, cabbage); fruits (apricots); berries (currants, gooseberries, cherries); nuts (almonds, Brazilian, walnuts); seeds (poppy, sesame); beans.
