The microscopic countdown clocks inside our cells tick away with every passing year. Known as telomeres, these protective ...

A large trial shows that the vitamin may delay one biological mechanism linked to aging, but don’t rush out to buy ...

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 ...

Some worry it robs you of the benefits of sunshine, like vitamin D. We asked experts to weigh in. By Caroline Hopkins Sunshine seems to make a strong case against daily sunscreen. When we step ...

Editor’s Note: Sign up for CNN’s Eat, But Better: Mediterranean Style. Our eight-part guide shows you a delicious expert-backed eating lifestyle that will boost your health for life.

Researchers in Spain have discovered that 82% of hospitalized patients with Covid-19 were vitamin D deficient in a new study published today. They studied levels of the vitamin in 216 patients ...

According to Dr. Venkata Sujatha Vellanki, MBBS, OBG MS, MICOG, FAIMER, Regional, Medical Head & Fertility Specialist, Oasis Fertility, “For the body to synthesize vitamin D, moderate sun ...

Nutritionist Deepshikha Jain shared the 8 signs of vitamin D deficiency, including disturbed sleep, dry skin, and more. She also suggested taking supplements. Vitamin D deficiency is a common ...