Learn about the best time of day and way to take vitamin D and if you should consider a supplementing with this nutrient.

Medically reviewed by Soma Mandal, MD A vitamin D test is a blood test that measures the level of vitamin D (calciferol) in ...

Vitamin D deficiency in early life may contribute to biological processes that raise the risk of autoimmune conditions, ...

Vitamin D supports bone health and strength, boosts immune system function, improves mood and mental well-being, and aids in ...

Researchers have identified that children deficient in vitamin D experience more severe symptoms of obstructive sleep apnea ...

Deficiency of vitamin D has been linked to issues in bone health, but recent studies are revealing a more complex ...

Vitamin D is a fat-soluble vitamin that helps the body absorb calcium, magnesium, and phosphate, which are important for bone ...

Peeing more than usual and feeling more thirsty are symptoms of too much vitamin D. Learn why overdosing on vitamin D is ...

New research suggests the seasonal shift to winter could have serious long-term consequences, especially for our children.

"For parents of young children, it's crucial to consult with healthcare providers to ensure they receive adequate vitamin D," ...