Read the latest research on the importance of vitamin D for health, symptoms of vitamin D deficiency, suggested dosages and more.

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35% of U.S. adults are deficient in vitamin D. Here are 5 vitamin D deficiency symptoms you should learn to recognize—and expert tips to get more vitamin D.

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 ...

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The D Brief: Putin’s summer offensive in Sumy; ‘Largest combined strike’ vs. Ukraine so far; Fordow repairs underway; More Israeli strikes in Gaza; And a bit more.

These Medicare Part D plans stand out for low costs and strong member experience.

Transmission & Distribution World provides electric utility professionals with information about the latest technologies & solutions in the energy industry.

Discover reviews, ratings, and trailers for Tenacious D in: The Pick of Destiny on Rotten Tomatoes. Stay updated with critic and audience scores today!