Recently, there were some studies by some scientists in the different countries for vitamin D deficiency symptoms. The results were quite surprising.
Scientists at University of Oslo, Norway, found that vitamin D deficiency likely responsible to the flu epidemic in Netherlands last week. According to the study, lack of UV solar radiation exposure due to this winter months drops the level of body's vitamin D, which is simultaneously weaken the body immune system.
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| [Photo by lifementalhealth.com] |
The other research claimed that vitamin D deficiency has contributed to the premenopausal breast cancer. In that study, the team from UC San Diego, USA, led by Professor Cedric Garland, surprisingly found that half of 1,200 samples of women serum which had low vitamin D level had the risk of breast cancer three times higher than women in high vitamin D group.
The hottest news showed by a study that vitamin D deficiency related to depression or mental health. Study took place in different countries by different researchers in different occasions. Jane Maddock from the UCL Institute of Child Health, UK, examined data from the 7,401 people of the 1958 British birth group. Study used the questionnaires to explicate the behaviors of whom at 45 years-old. The results indicated that 45 years-old people with high level of vitamin D, at least 75 nmol/l, had a good control of their panic and lower risk of depression behavior.
Smaller study held by Sonal Pathak, MD., endocrinologist at Bay Health Endocrinology in Dover, Del. She studied three women who have vitamin D deficiency, who also in medication of underactive thyroid gland. Their vitamin D levels ranged from 8.9 to 14.5 ng/mL, while the normal levels are above 30 ng/mL, according to guidelines of The Endocrine Society. The women got vitamin D therapy for 8 to 12 weeks, and improved the level to 32 to 38 ng/mL. That was impressive.
