The proper frequency of these blood tests depends on your age and personal health status -- the most important thing is to ...

The study also found that lower vitamin D levels were linked to higher levels of inflammation. People with less vitamin D had more white blood cells and higher levels of a protein called CRP-C, which ...

Could your daily vitamins help to keep your body youthful? A new four-year study suggests that taking vitamin D daily might help slow down aging at the cellular level. Researchers found that people ...

New research suggests vitamin D may help slow biological aging by reducing telomeres shortening, a key marker of cellular aging. Newsweek has reached out to some of the study's authors as well as ...

Vitamin D supplements may help prevent the loss of telomeres, DNA sequences that shrink with aging, a large study shows. But ...

while those with normal vitamin D levels tend to have better cholesterol levels. Understanding how vitamin D and cholesterol interact can help ensure your levels stay within a healthy range.

They measure vitamin D using one of two measurements: nanomoles per liter (nmol/l) or nanograms per milliliter (ng/ml). The following table provides rough ranges for low, normal, and high vitamin ...

Both vitamins D2 and D3 can help bring vitamin D levels within a normal range. Still, research suggests that vitamin D3 supplements may be the better option for maintaining sufficient vitamin D levels ...

“When your vitamin D level is normal, you feel normal,” says NewYork-Presbyterian/Columbia University Irving Medical Center’s clinical dietitian Rachel O’Connor. “But even though you may ...

The main complication of vitamin D toxicity is hypercalcemia, which is higher-than-normal levels of calcium in the blood ... A healthcare provider can check your vitamin D levels and tell you whether ...