The varieties of language you use in different areas of your life are known as speaking or writing styles. Some particularly specialized styles, such as those used in the courtroom, or poetry, or the operating room, are known as registers.
Updated November 09, 2016. Many people recently diagnosed with celiac disease find they are deficient in vitamin D, a critical nutrient for both bone health and overall immune system strength.
What it does for you: The B complex of vitamins (especially B6 and B12) keep blood, nerves, and the immune system functioning properly. A deficiency may be a risk factor for heart disease and stroke. How much you need daily: The recommended dietary allowance (RDA) is 1.3 milligrams for B6 and 2.4 micrograms for B12.