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Selenium deficiency occurs when an organism lacks the required levels of selenium, a critical nutrient in many species.Deficiency, although relatively rare in healthy well-nourished individuals, [1] can have significant negative results, [2] affecting the health of the heart and the nervous system; contributing to depression, anxiety, and dementia; and interfering with reproduction and gestation.
Selenium deficiency: Significant negative results, [29] affecting the health of the heart, Keshan disease and the nervous system; contributing to depression, anxiety, and dementia; and interfering with reproduction and gestation. People dependent on food grown from selenium-deficient soil may be at risk for deficiency. [30] Sodium deficiency
Zinc – Zinc deficiencies [17] are believed to be associated with increased risk of Esophagus Carcinoma [8] Copper – Deficiency [17] Selenium – Deficiency [18] – Selenium and zinc deficiencies may play a role increasing risk of cancer. [19] Selenium deficiency may also be an aggravating factor for autoimmune hyperthyroidism (Graves ...
Selenium deficiency as defined by low (<60% of normal) selenoenzyme activity levels in brain and endocrine tissues only occurs when a low selenium status is linked with an additional stress, such as high exposures to mercury [27] or as a result of increased oxidant stress due to vitamin E deficiency. [28]
Selenium deficiency can occur in patients with severely compromised intestinal function, those undergoing total parenteral nutrition, and [148] in those of advanced age (over 90). Also, people dependent on food grown from selenium-deficient soil are at risk.
The authors also found a substantial link between baseline BCS and depression risk among those younger than 50 — which they considered surprising since they expected only older adults may have ...
The biology of depression is the attempt to identify a biochemical origin of depression, as opposed to theories that emphasize psychological or situational causes. Scientific studies have found that different brain areas show altered activity in humans with major depressive disorder (MDD) . [ 1 ]
Nutritional Muscular Dystrophy (Nutritional Myopathy or White Muscle Disease) is a disease caused by a deficiency of selenium and vitamin E in dietary intake. [1] Soils that contains low levels of selenium produce forages and grains that are deficient in selenium.