Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Vitamin D is essential, but getting too much, especially from supplements, can have serious side effects.Too much vitamin D can cause dangerously ...

Too much vitamin D raises calcium absorption, which can lead to hypercalcemia, where calcium forms dangerous deposits in ...

Julia Ries Wexler is a writer focusing on all things health and wellness. She has over 10 years of experience in health journalism, and though she has written about pretty much every health topic ...

Despite living in an age of abundant food options and supplements, certain vitamin and mineral deficiencies remain surprisingly common – and vitamin D is among the most widespread. Research suggests ...

In this study roundup, Medical News Today compiles the latest evidence on the benefits of Vitamin D, focusing on the key ...

The "sunshine vitamin" may come with a dark side. Just as a lack of vitamin D can lead to health dangers, so too can an excess. For years now, scientists have warned that not everyone needs to take ...