Here are the warning signs of vitamin D deficiency most people ignore! Over 40% of American adults, and approximately 1 billion people worldwide are deficient in vitamin D. That’s a lot of people walking around lacking in this vital nutrient.

As you may already know, lack of vitamins or a vitamin deficiency can cause serious health consequences if not addressed. Because low vitamin D levels are affecting so many people across the globe, it’s important to learn the signs and symptoms of vitamin D deficiency. Since vitamin D has receptors throughout the body, it’s imperative that you get adequate amounts in order to stay healthy.

If you suspect that you may need more vitamin D based on this list, it’s best to talk to your doctor and get your blood levels checked. The good news is that a deficiency of vitamin D is easy to fix if your levels are lower than adequate. You can either you get more sunlight, consume more foods high in Vitamin D, or take a supplement.