Vitamin B12 is needed in microscopic amounts, but a shortage can have major effects on health and energy. The vitamin was first linked to a lifesaving liver treatment for pernicious anemia nearly 100 ...

For over a decade, Ruth has written for multiple outlets providing patient education, including Health. She has written for health student education companies, collaborating on an anatomy textbook ...

Vitamin D is a crucial vitamin that is required by the body for several important functions. It helps to keep the bones, teeth and muscles healthy and a lack of it can cause bone deformities and bone ...

If you are feeling tired even after getting proper sleep and experiencing persistent weakness in your body, then your vitamin B12 could be low. It is vital to differentiate that a blood test assessed ...

As a dietitian, I’ve seen how easily vitamin K deficiency can go unnoticed. This essential nutrient often takes a backseat to more popular vitamins like C and D, but its role in your health is just as ...

Nearly a quarter of Americans are estimated to have a vitamin D deficiency. Why is that? A 2022 study of National Health and Nutrition Examination Surveys (NHANES) data estimated that about 22% of ...

"A century ago, much of northern America was known as the goiter belt," said The Economist. A lack of natural iodine in the soil and water, and an iodine-poor diet, led to the "characteristic neck ...

One in three US adults don’t get enough iron, which has a major effect on getting oxygen around your body. Find out how this common deficiency can lead to more severe health issues if untreated.

You may have an iron deficiency and not even know it. A large proportion of adults in the United States – nearly 1 in 3 – may have one of two forms of iron deficiency, even if they don’t have a health ...