Too much vitamin D, or vitamin D toxicity, happens due to a buildup of calcium in the blood (hypercalcemia), which can be ...

Vitamin D is essential for strong bones and immunity, but too much can quietly harm your kidneys.

There's no ideal time to take a vitamin D supplement for maximum absorption, but what you take it with can have an impact.

Experts identify four key warning signs of vitamin D overdose: Persistent Thirst and Frequent Urination – Overconsumption can ...

A warning from the NHS has been issued over people taking Vitamin D tablets, with one in six people taking vitamin D ...

More research suggests it’s time to abandon the craze over vitamin D. Taking high doses of "the sunshine vitamin" doesn't reduce the risk of broken bones in generally healthy older Americans, ...

Low levels of Vitamin D have been shown to be associated with a higher risk of having a cardiac event, like a heart attack or stroke. For this reason, treatment by Vitamin D pills or injections are ...

Vitamin D might help people with heart disease avoid a heart attack, if it's provided in a dose tailored to you by a doctor, a new study says. File Photo by Billie Jean Shaw/UPI Vitamin D might help ...

BARCELONA, Spain — The addition of high-dose vitamin D supplementation to standard chemotherapy plus bevacizumab did not result in a significant progression-free survival benefit in patients with ...

Vitamin D plays a role in insulin function and inflammation, and low levels are common among people with prediabetes. But can ...