Signs and effects of vitamin D deficiency
In the last century, doctors, to protect children from rickets, prescribed fish oil for them and recommended sunbathing. People did not know, and did not try to understand what the essence of such treatment was, but strictly followed the doctor’s instructions. And it helped.
A modern person who has become accustomed to delving into the essence of the problem understands that this is vitamin D. It is he who protects children from rickets. And not only from him. What is the role of vitamin D in the human body? What symptoms can determine its deficiency? And the danger of nutrient shortage?
A little bit about vitamin D and its role for humans.
Vitamin D includes a whole group of vitamins: D2, D3, D4, D5, D6. Only two of them are valuable for human health:
D2 (ergocalciferol). This substance is able to enter the body only with food. Most supplements and products contain ergocalciferol. This nutrient is not completely absorbed by the body.
D3 (cholecalciferol). To fill the deficit of this component will allow not only food, but also the effect on the skin of ultraviolet radiation. Cholecalciferol is much faster converted into the form of vitamin D necessary for the body and is absorbed almost 4 times more successfully.
Why is it needed?
For a long time, the role of vitamin D was reduced to the assimilation of calcium by the body. Therefore, it was recommended as a prevention of bone deformities (rickets). Modern scientists have reviewed the role of nutrient and significantly expanded the list of beneficial effects on the body. What is vitamin D for?
It provides many positive effects, among which are the following.
Vitamin D helps the body to properly absorb calcium, phosphorus, vitamin K. These substances are responsible for the strength, density of bone tissue. People who have enough nutrients in their bodies are less likely to experience fractures and injuries, and are less prone to falls.
Vitamin D helps bones
Vitamin promotes natural replication (doubling) of cells. Because of this, it helps in the fight against certain autoimmune disorders, protects the body from colds, flu.
Useful nutrient reduces the severity of inflammatory processes. This allows you to effectively deal with many chronic pathologies.
Decreased sugar in diabetes
In order for the body to synthesize insulin in sufficient quantities, it needs calcium. And this element is directly dependent on vitamin D.
Protection against Oncology
Vitamin D is able to resist the development of 16 types of cancer. Among them are malignant neoplasms in:
Vitamin D boosts immunity
Scientists suggest that vitamin D helps to reduce the formation of blood vessels that feed the neoplasm, strengthens the immune system, provides tumor control, and suppresses genes that activate the reproduction of cancer cells.
Normalization of hormonal background
A lack of vitamin D in the body leads to insufficient synthesis of estrogen and testosterone. The deficiency of these hormones is fraught with the development of many pathologies, among which infertility is listed.
Prevention of cardiovascular diseases
Vitamin is involved in the normalization of pressure, helps reduce harmful cholesterol. Due to this, it is able to prevent the development of many diseases of the cardiovascular system, including heart attack, stroke.
Reducing the concentration of vitamin D leads to a negative effect on the brain. This is manifested by a deterioration in mood. In advanced cases, depression develops. Against the background of the lack of nutrient, sleep is disturbed, anxiety appears, PMS becomes more acute.
Vitamin D improves mood
Studies have confirmed that people with a sufficient concentration of vitamin D successfully pass exams, quickly make decisions. They are easily concentrated and capable of keeping large volumes of information in mind.
Causes of Nutrient Deficiency
Doctors give the following reasons, which lead to a lack of vitamin D in the body.
High body need for nutrient
The need for enhanced vitamin intake occurs in the following categories of the population:
Pregnant women. The body of the baby needs a sufficient supply of all nutrients. Therefore, all maternal resources and reserves will be directed to the formation of the fetus.
Nursing mothers. Nutrient is consumed in a reinforced amount, because part of the vitamin goes along with the milk.
Infants If the mother does not have enough vitamin, then the baby does not receive the nutrient in the required amount.
The body does not synthesize enough vitamin
Such a violation may be caused by the following reasons:
Elderly age. After 50 years, people face a decrease in nutrient production in the body.
Sun deficiency. Some people consider the sun’s rays to be harmful to health. Therefore, they avoid tanning in every possible way, and going outside, they always use sunscreen.