Vitamin D is crucial for bone health and immunity, obtainable through sunlight and diet. Supplements, however, can lead to ...

When spending time outdoors isn't an option, there are alternative sources of vitamin D available. Dr. Ernestine Wright from Mercy Medical Center explains the role this essential vitamin has in ...

A: Too much vitamin D can be toxic. It causes a rise in blood calcium. High calcium levels produce fatigue and depression. They make people urinate large quantities, and such patients complain of ...

People are being poisoned by taking far too much of a vitamin supplement - with most of those being young and athletes ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...

Sunlight and Vitamin D: While even a little sun exposure contributes to vitamin D production, experts recommend getting the vitamin primarily through food or supplements to reduce skin cancer risk. If ...

But too much sun exposure can increase your skin cancer risk. [5] What’s more, different skin colors produce vitamin D3 at different rates — more pigmentation in the skin (darker skin tone) is ...

Are you eating enough vitamin C? Here's how much you should be consuming, according to nutrition experts.

Although rare, it’s possible to get too much vitamin D through supplements. Vitamin D toxicity, or hypervitaminosis D, causes calcium to build up in your blood.

Too much vitamin C can lead to kidney stones, iron overload, gut issues, and skin damage. Here's how to protect yourself from toxic overload.

A SINGLE pill to fix all ailments sounds like the Holy Grail of medicine – and while it doesn’t quite exist yet, the good ...