Vitamin D might be known as the 'sunshine vitamin' but this nutrient could also play a key role in how well we sleep.

Vitamin D deficiency has been linked to poor sleep quality and duration, affecting roughly 35% of Americans. Research ...

Though it’s rare, a severe vitamin D deficiency can lead to a disease called rickets, also known as osteomalacia. Typically, ...

Glycine helps lower body temperature to prepare the body for sleep and has demonstrated efficacy even at small doses. 1 Known ...

Do you feel sleepy throughout the day? Even after sleeping all night, you feel lazy in the morning. This can be due to a lack of vitamins in the body. Let us know which vitamin deficiency causes ...

An 8-week weight loss and lifestyle intervention improved vitamin D levels up to 6 months after treatment among men with OSA and high BMI.

Hers breaks down the winter blues, what causes them, and research-backed tips for handling this seasonal mood change.

We've seen a lot of sunshine this week, and we've had our first sunsets after 6 p.m. We are gaining more daylight daily, but ...

A study found people who took vitamin D supplements were less likely to develop dementia. But experts said other factors may have been the reason for the reduced risk.

An expert says a quick meal could provide you with anti-flammatories as well as helping you sleep for longer and drift off ...