Feeling a little “blah” lately? You might want to blame the sunshine vitamin—or rather, the lack of it. Vitamin D, the nutrient we often associate with sun-soaked afternoons, plays a crucial role in everything from bone health to immunity. Unfortunately, a deficiency in this vital nutrient is more common than you’d think. If you’re wondering whether you might be affected, keep an eye out for these 14 signs of vitamin d deficiency. Spoiler: It’s not just about weak bones.
