The body needs to get the necessary amount of vitamin D or – so called -vitamin of the sun, because of the association of its manufacture in the body to the exposure to sunlight.vitamin D is one of the vitamins dissolving in fat, its functions are to maintain bone health and prevent its fragility by helping it absorb calcium, In addition to its role in strengthening the immune system and the prevention of some chronic diseases and cancers.
On the other hand, vitamin D has a positive effect on the psychological side of humans. Some countries have used this vitamin in wars by injecting it to soldiers, so that they can control their fears and stress, and be able to withstand the scenes of the battles and the killings, destruction and bloodshed.
Sources of Vitamin D
- Fortified breakfast cereals.
- Fish liver oil.
- Exposure to sunlight : 10 minutes of direct sunlight can stimulate the production of the third type of vitamin D in the skin by the effect of ultraviolet light.
Psychiatric symptoms caused by vitamin D deficiency
- Depression: Vitamin D deficiency can cause depression, In addition to feeling tired and stressed, feeling muscle aches, which leads to sleep disorders and bad mood and low motivation to work.
- Anxiety: the human being is exposed to anxiety, accompanied by lack of attention, concentration and memory disorder. Negative thinking becomes mind-boggling, ease of provocation and fear of things that may be minor.
- Schizophrenia: In many psychological studies, it has been shown that the most susceptible to schizophrenia are those born in winter, due to insufficient exposure to sunlight, leading to vitamin D deficiency
- Scleroderma: Knowing that the main causes of this disease are still unclear, but, yet, vitamin D deficiency can stimulate it.
- Influenza: Influenza is widespread in the winter, and the most vulnerable are those who have a low level of vitamin D, it is pretty known that viral diseases, including influenza, increases depression, boredom and bad mood.