Half of US adults take this health-boosting supplement, but taking it in the evening may not be the best decision for your ...

When is the best time to take vitamin D supplements? Dietitians reveal the answer, plus explain how to take it, who needs it, ...

According to a Consumer Reports survey, about one in six Americans used dietary or natural supplements in the past year to ...

We’re nearing the end of what’s been a long winter for people in many parts of the United States. In the middle and northern regions of the U.S., where winter brings not only cold but limited sun, ...

Vitamin D deficiency is common in children with severe obstructive sleep apnea (OSA) and is associated with increased OSA severity. Lower serum 25-hydroxyvitamin D levels correlate with higher ...

A recent study reveals a potential link between low vitamin D levels and snoring in adults. Individuals with vitamin D ...

In a multivariable analysis of kids who were undergoing adenotonsillectomy, obstructive Apnea-Hypopnea Index (AHI) scores (which range from ≥5 to ≥30 apnea and hypopnea events per hour) were ...

We know that diet and sleep are deeply connected. But the truth is, we don’t know nearly enough yet about how individual nutrients impact our sleep. Here, I look at five vitamins that appear to play a ...

Taking vitamin D2 might lower the body's levels of the more efficient form of vitamin D, vitamin D3, according to new ...

Vitamin D is key to strong bones, immunity and overall health. A deficiency is frequently overlooked but can cause fatigue, bone pain and susceptibility to illness. Endocrinologist Dr. Rahul Mehta ...

A clinical trial suggests vitamin D may slow cellular aging by preserving telomeres. Researchers urge caution on dosing and ...

Vitamin D supplements could help protect the caps on our chromosomes that slow aging, sparking hopes the sunshine vitamin ...