We updated this article in November 2022 to add more information about each featured product, based on extensive research done by our team. Most experts agree that it’s best to get your vitamins and ...

The Normandy beaches became a battleground in the struggle to free France and Europe at large from the hold of Nazi Germany in World War II. The invasion, which included land, sea and air forces, was ...

The magnitude of D-Day -- the 150,000 Allied service personnel who participated, the 4,415 Allied troops killed, the 12 countries that were part of the invasion -- is plain for everyone to see, but ...

D-mannose is a type of naturally occurring sugar. Some research suggests that D-mannose supplements may help treat urinary tract infections (UTIs). This article looks at what D-mannose is, its side ...

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 ...

Everyone knows vitamin D-- it's the nutrient we get from the sun. Vitamin D is important for several bodily functions, the main ones being bone and muscle strength and immune function. Still, about 35 ...

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 ...

Mercey Livingston is a health and wellness writer and certified Integrative Nutrition Health Coach. She's written about fitness and wellness for Well+Good, Women's Health, Business Insider, and ...

Vitamin D is a fat-soluble vitamin that plays a number of critical roles in your body. This nutrient is especially important for immune system health, leaving many people wondering whether ...

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Way back in 2014, I wrote a column about vitamin D supplements, explaining that they don’t work. I added vitamin D to my previous list, the Top 5 Vitamins That You Should Not Take, to create a list of ...