Vitamin D Deficiency - Free 1 Hour Vitamin D Lecture. By Dr. Mercola. Vitamin D deficiency is pandemic in the United States, but many Americans, including physicians, are not aware that they may be lacking this important nutrient. The video above may be one of the most important videos for you and your family's health this year.

I urge you to find some time to view it, so you can understand the nearly unbelievable benefits you will receive by understanding this vital nutrient. In the second video, you will learn some important facts about sun exposure, as tanning incorrectly may indeed increase your risk of skin cancer..

For those of you who prefer to read your information, rather than watch it, I've summarized some of the most important points below. But, again, please do take the time to watch the video lecture, as it has all the highly valuable details you need to know about vitamin D. The Role of Vitamin D in Your Body. There are only about 3. D has been shown to influence about 3,0.

That is one of the primary reasons it influences so many diseases, from cancer and autism to heart disease and rheumatoid arthritis, just to name a few. Vitamin D isn't actually a vitamin, although scientists refer to it as such.

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It's actually a steroid hormone that you get from sun exposure, food sources, and/or supplementation. The term refers to either vitamin D2 or D3, but D3 (chemical name 2. D) is real vitamin D—it's the same substance produced naturally through your skin by sun exposure. Older research appears at odds on whether your body cares which form of D it's getting, but a study in the January 2. Journal of Clinical Endocrinology & Metabolism. D3 is 8. 7 percent more effective than D2, and is the preferred form for treating vitamin D deficiency. Link Between Vitamin D Deficiency and Cancer Has Been Well- Tested and Confirmed.

Theories linking vitamin D to certain cancers have been tested and confirmed in more than 2. Cedric Garland, Dr. PH, professor of family and preventive medicine at the UC San Diego School of Medicine. Here are just a few highlights into some of the most noteworthy findings: Some 6.

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My One Hour FREE Vitamin D Lecture to Clear Up All Your Confusion on This Vital Nutrient. Watch Reality Bites Online Facebook. MetaStock XENITH Real-Time Market Data and News gathers the essential news, data, analytics, commentary and insights you need in one place, so you can act quickly and.

D levels among populations worldwide were increased, according to previous research by Dr. Garland and colleagues. And that's just counting the death toll for two types of cancer. Optimizing your vitamin D levels could help you to prevent at least 1. A large- scale, randomized, placebo- controlled study on vitamin D and cancer showed that vitamin D can cut overall cancer risk by as much as 6.

This was such groundbreaking news that the Canadian Cancer Society has actually begun endorsing the vitamin as a cancer- prevention therapy. Light- skinned women who had high amounts of long- term sun exposure had half the risk of developing advanced breast cancer (cancer that spreads beyond your breast) as women with lower amounts of regular sun exposure, according to a study in the American Journal of Epidemiology. A study by Dr. William Grant, Ph. D., internationally recognized research scientist and vitamin D expert, found that about. United States – could be prevented each year with higher levels of vitamin D. Vitamin D has a protective effect against cancer in several ways, including: Increasing the self- destruction of mutated cells (which, if allowed to replicate, could lead to cancer)Reducing the spread and reproduction of cancer cells.

Causing cells to become differentiated (cancer cells often lack differentiation)Reducing the growth of new blood vessels from pre- existing ones, which is a step in the transition of dormant tumors turning cancerous. Beyond cancer, researchers have pointed out that increasing levels of vitamin D3 could prevent other chronic diseases that claim nearly one million lives throughout the world each year! Vitamin D also fights colds and the flu, as it regulates the expression of genes that influence your immune system to attack and destroy bacteria and viruses.

In fact, it is very rare for someone with optimized vitamin D levels to come down with the flu. Many Are Vitamin D Deficient. In the United States, the late winter average vitamin D is only about 1. Meanwhile, it's thought that over 9.

U. S. senior citizens may be deficient, along with 8. American public. Further: Vitamin D deficiency is epidemic in adults. Africa, the Middle East, or India, who always wear sun protection, or who limit their outdoor activities. African Americans and other dark- skinned people and those living in northern latitudes make significantly less vitamin D than other groups.

D deficiency. Studies showed very low levels of vitamin D among children, the elderly, and women. One U. S. study of women revealed that almost half of African American women of childbearing age might be vitamin D deficient. Sun Exposure Is the BEST Way to Optimize Your Vitamin D Levels. The images used in this video belong to The United States Naval Observatory (USNO).

To find the information for your area, please visit the USNO site. Due to decades of professional and media misinformation, the typical American believes she should avoid the midday sun and need to use sunscreen before, and several times during, sun exposure. Unfortunately, this is a prescription for minimizing vitamin D levels and all its widely appreciated benefits. The video above provides practical guidelines on how to use natural sun exposure to optimize your vitamin D benefits. To optimize your vitamin D level and get a healthy tan, it is important in the first few days to limit your exposure to the sun to allow your body's melanocyte cells to rev up the ability to produce protective pigmentation. Not only will this give you a tan, but it also serves to help protect you against overexposure to the sun. If you are a fairly light skinned individual that tends to burn, you will want to limit your initial exposure to a few minutes, especially if it is in the middle of summer.

The more tanned your skin gets, and/or the more tanned you want to become, the longer you can stay in the sun. If it is early or late in the season and/or you are a dark skinned individual, you could likely safely have 3.

If you are deeply pigmented and your immediate ancestors are from Africa, India or the Middle East, it is possible you may not even have to worry about the timing of your exposure. Always err on the side of caution, however, and let it be your primary goal to never get sunburned. The key point to understand is that sunlight is composed of about 1,5. D are UVB rays when they shine on unexposed skin.