Posts Tagged ‘vitamin D’

D Vitamin

Four Glasses Of Milk a Day

When you think that you would not be vitamin D deficiency, don’t be so sure. Here I have a story of a person who have already drunk four glasses of milk a day but still diagnose with vitamin D deficiency. How could it be?

d vitamin source

Vitamin D deficiency cases are going up

msnbc.msn.com - The food label says Vitamin D, but you have to drink four glasses of milk a day to get a daily dose.  Mike DeGiorgi is one of more and more people being diagnosed with a “D” deficiency. He says, “I thought how can I be deficient in vitamin D I’m in the sun all the time?“ When you are out in the sun you get the vitamin D benefit from a chemical reaction that takes place on your skin.  If you are wearing sunscreen you don’t get that benefit but in Mike’s case that wasn’t causing his problem. DeGiorgi doesn’t use sunblock,“I’m Italian.  I tan very quickly and I usually don’t worry about getting sunburned.“ Mike went to Smith Mountain Lake Family Practice to try to get some answers. He says, “In the middle of the night I was getting a lot of leg cramps foot cramps never had those before.“ Doctor Sam Saadat says muscle pain and fatigue are common signs that more D is needed and Mike’s heritage doesn’t help. Dr. Saadat says, “The darker the skin the less absorption of the UVB and the less production of Vitamin D.“ He also says it is probably better to get Vitamin D from your diet instead of the sun. He says, “The best way for vitamin D would be to have a good diet eat more fish mushroom and supplements.“ How do you find out if you have the same problem mike had? Dr. Saadat says, “It’s a simple blood test it is not costly most insurances cover that test.“ A simple test to help a simple problem that being looked at now more than ever. We also talked with Carilion Family Medicine’s Dr. Mary Beth Sweet who says more people are being diagnosed with a Vitamin D deficiency because: *  Doctors are testing more for it. *  We aren’t outside as much as we used to be (to get sunlight benefits, you need to be outside in shorts and a short sleeve shirt for 20 minutes a day without sunscreen.) *  There aren’t a lot of foods that have it and as we get older it is harder to absorb it.   Doctor sweet says we should all get 800-1000 international units of Vitamin D a day.

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Vitamin D decrease breast cancer risk

Kompas.com-Any recent research suggests that increased consumption of vitamin D through food and Feed the display of sunlight associated with a decreasing risk of breast cancer.

As reported the American Journal of Epidemiology, Monday (20/10), provision of vitamin D can press the presence of hormones reseptor cancer, namely reseptor estrogen (ER) and reseptor progesteron (PR).

Reseptor hormone analogy as breast cells in the ear that will listen to signals from the hormones. When the signal ordered to grow, the cells will develop cancer in the breast cells that contain reseptor. Cancer will be called ER-positive (ER +) when the cause of development is the result of reseptor for the hormone Estrogen. Meanwhile, when the cause is the development of reseptor to progresteron hormone, called PR-positive (PR +). Feed a research associate with the presence of vitamin D hormone reseptor is done by KM Blackmore and friends from Mount Sinai Hospital in Ontario, Canada.

Research conducted by comparing 758 people with breast cancer and 1,135 control participants who did not develop the disease. The researchers found that participants who feed vitamin D to its high 26 percent decrease in risk of breast cancer ER and PR, and 21 percent decrease in the risk of tumor ER or PR. The study also suggests that vitamin D associated with a reduction in breast cancer risk regardless of whether the status tumornya ER or PR.

Vitamin D is found in the type of food, such as fish oil, food fortification, such as juice, cereals, and milk, and obtained by other means, such as the display of the sun.

Are taking calcium and vitamin D supplements does reduce breast cancer?

Are taking calcium and vitamin D supplements really reduce breast cancer risk? It is a question that most of women wondering to know. Here is a press release that will answer your question.

Please enjoy reading!  :)

ScienceDaily.com — Taking calcium and vitamin D supplements does not reduce breast cancer incidence in postmenopausal women, according to data from a randomized, doubled-blind, placebo-controlled trial published in the Journal of the National Cancer Institute.

Several observational and preclinical studies have suggested that vitamin D supplements may reduce breast cancer risk, but results have been inconsistent.

To test this possibility, researchers evaluated breast cancer incidence as a secondary endpoint in the Women’s Health Initiative study in 36,282 postmenopausal women who were randomly assigned to take 1,000 mg of calcium plus 400 IU of vitamin D daily or to daily placebo. (The primary endpoint of the study was effect of the supplements on hip fracture.) Baseline 25-hydroxyvitamin D levels were determined in all 1,067 breast cancer cases and 1,067 matched control subjects.

In the current analysis, Rowan Chlebowski, M.D., Ph.D., of the Los Angeles Biomedical Research Institute at Harbor-University of California Los Angeles Medical Center and colleagues found that the incidence of invasive breast cancer was similar in the supplement and placebo groups, with 528 and 546 cases, respectively. Additionally, 25-hydroxyvitamin D levels were only modestly associated with dietary and supplement vitamin D intake and were not associated with breast cancer risk in a nested case-control analysis.

These findings call into question recommendations for evaluation of higher vitamin D dosage in future studies, according to the authors. Furthermore, as 25-hydroxyvitamin D levels were strongly associated with leanness and high physical activity, which both influence breast cancer risk, prior observational studies relating vitamin D levels to breast cancer risk may have been influenced by these factors. “The main findings do not support a causal relationship between calcium and vitamin D supplement use and reduced breast cancer incidence” the authors conclude.

In an accompanying editorial, Corey Speers and Powel Brown, M.D., Ph.D., of Baylor College of Medicine in Houston applaud the authors’ efforts to test the question in such a rigorous manner. Although the editorialists agree that these data do not support an association between calcium and vitamin D supplementation and breast cancer incidence, they argue that further investigation is still needed to adequately answer the question, including looking for genetic influences on vitamin D serum levels, testing supplements in premenopausal women, and following study participants for a longer follow-up period.

“Because preclinical, epidemiological, and clinical trial results of vitamin D supplementation are conflicting, additional studies will be needed to determine whether vitamin D plus calcium will pre¬vent breast cancer. However, this article by Chlebowski [and colleagues] offers an important first step in addressing this issue,” the editorialists write. “The potential health benefits of vitamin D and calcium may yet still have a bright future.”