Taking too much vitamin D can cause nausea, vomiting, weakness, and bone pain. Over time, vitamin D toxicity may cause heart damage.

Dear L.M.: Overdosing on vitamin D is dangerous. Last month, I had a patient who had elevated levels of calcium, which caused ...

UNLV scientists successfully introduced nanoparticles with messenger RNA into the pancreas for the first time with 99% accuracy.

(HealthDay News) — For patients with prediabetes or diet-treated type 2 diabetes, high-dose vitamin D treatment has no effect on β-cell function, insulin sensitivity, or glycemic control, according to ...

A recent Brazilian study reveals that vitamin D supplementation significantly boosts chemotherapy's effectiveness in breast ...

Vitamin D supplementation appeared to be both effective and safe, though careful monitoring is advised. Vitamin D supplementation demonstrated potential benefits for oncology patients, mitigating the ...

While vitamin D offers numerous health benefits, excessive intake can lead to toxicity, a condition known as hypervitaminosis ...

Several years ago, in my early 80s, my gynecologist told me (like all women who mainly stayed indoors) that I should be taking 4,000 IU of vitamin D3 daily. Yet today, I read an article warning that ...

An estimated 40% of Americans don't get enough vitamin D, putting them at increased risk of osteoporosis, depression, and a weaker immune system.

Vitamin D deficiency remains particularly high among adolescents and working-age adults, largely due to indoor lifestyles and ...

Several years ago, in my early 80s, my gynecologist told me (like all women who mainly stayed indoors) that I should be taking 4,000 IU of vitamin D3 daily. Yet today, I read an article warning that ...