Vitamin D is crucial for far more than bone strength—it supports your mood, immune system, and even sleep quality. Experts explain why a deficiency can quietly harm your health and how to boost your ...

Medically reviewed by Jamie Johnson, RDN Key Takeaways Too much vitamin D can lead to harmful health effects, including high calcium in the blood.Vitamin D toxicity is rare and typically only occurs ...

Feeling drained? Learn about 14 supplements that may help revitalize your energy. Explore causes of fatigue and effective solutions.

Researchers have found a potential link between vitamin D deficiency and a higher rate of hospitalization for respiratory ...

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

Getting enough of the "sunshine vitamin" can be difficult in cold months.

Vitamin supplement absorption depends on many factors, including supplement formulation, your diet, health conditions, and pill coatings that may affect dissolution. Your body can store fat-soluble ...

Fantasy categories taken into account for these rankings include goals, assists, power-play points, shots on goal, hits and blocked shots for skaters. Value has been quantified based on factors ...