Vitamin D deficiency is common and is associated with risk factors like older age, certain medical conditions, and decreased ...

Lorena Oberg lies down on the clinical white bed and clenches her fist in preparation for the needle and cannula being inserted into a vein in her arm. While it might appear that the 47-year-old is ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. Adding vitamin D supplements to your diet can help ...

Vitamin D deficiency impacts more than 1 billion people worldwide. Vitamin D deficiency can negatively affect a child’s growth, immune response, mental health, and more, which is why proper treatment ...

Cold weather intensifies joint pain for Osteoarthritis sufferers due to reduced blood flow. While OA is irreversible, ...

‌Vitamins are important to your body’s health. The vitamins in your food, that you absorb from your environment, or get from supplements all work together. However, too much of certain vitamins can ...

South Korea is a rare country globally with a large population suffering from vitamin D deficiency. According to the National ...

Vitamin D tests involve taking a blood sample to measure the vitamin D levels in your bloodstream. There are two forms of vitamin D in the blood: 25-hydroxy vitamin D, or calcidiol, and 1,25-dihydroxy ...