"Many Americans are deficient in vitamin D due to limited sun exposure from indoor lifestyles, sunscreen use and our northern ...

Vitamin B12 deficiency can cause a number of strange sensations, like numbness, tingling, and more. “It felt like electricity ...

Three red flag signs at the dinner table you could be deficient in key vitamin Severe cases of this deficiency could raise your risk for serious health issues including diabetes, heart failure and ...

A Vitamin A deficiency is prevalent in Africa and Southeast Asia, where it is estimated that 250 million preschoolers suffer from it due to a lack of carotenoids — yellow, orange, and red ...

Mild-to-moderate vitamin D deficiency may also be called vitamin D insufficiency, which is common and categorized as 12-to-20 nanograms of vitamin D per milliliter of blood (30-to-50 nanomoles of ...

Vitamin D is essential for healthy bones, & a lack of it can lead to health problems, including cardiovascular disease. Know how to get plenty of vitamin D & treat deficiency.

Vitamin D deficiency is fairly common and many people don't feel symptoms even if they're low on it. Your doctor can do a blood test to check your vitamin D level.

Long term vitamin C deficiency can cause severe and potentially life threatening symptoms. Read about the symptoms and complications and how to prevent it.

Night blindness is caused by vitamin A deficiency, congenital mutations, and other eye diseases. Learn about symptoms, causes ...

THE problem of vitamin deficiency in rheumatoid arthritis has been debated for the past ten years since Steinberg1 found abnormal bowel roentgenograms in many arthritic patients and attributed the ...

Vitamin deficiency may be why you’re so tired — a nutritional neuroscientist explains "How to kickstart your energy by getting essential nutrients in a well-rounded diet . . ." By Lina Begdache ...

You shouldn't take more than 100 mcg (4,000 IU) of vitamin D in a day unless a doctor recommends you do so to combat a deficiency, Thomason says. More: Bitter melon supplements are becoming more ...