We just returned from a reunion in Idaho with some of my closest cousins and their families. One especially poignant visit ...

Vitamin D deficiency still contributes to COVID-19 severity in the post-Omicron era, though risks are reduced compared to ...

While there is currently no cure for multiple sclerosis, researchers continue to discover clues to give a better ...

In April, two unvaccinated children 5 infected with measles died in Texas amid an outbreak that has grown to more than 740 ...

Vitamin B12 deficiency can cause a number of strange sensations, like numbness, tingling, and more. “It felt like electricity ...

When your body doesn't receive enough vitamin B12, it slows the growth of red blood cells. A cumulative loss of red blood cells can result in vitamin B12 deficiency anemia. With it, you can experience ...

Many people may have low vitamin D levels. Experts say this is a common issue. It can cause fatigue and muscle weakness. A ...

Vitamin C deficiency, though uncommon in developed nations, affects certain at-risk groups. It stems from inadequate intake of fresh produce or increased needs due to various factors. Symptoms include ...

The study showed that vegan children's health differed in several ways from omnivorous kids who ate meat and dairy. The good ...

"Many Americans are deficient in vitamin D due to limited sun exposure from indoor lifestyles, sunscreen use and our northern ...

The researchers didn’t focus only on people with B12 deficiency, but the findings still suggest that low B12 might make ...

It could lower the risk of major cardiovascular events overall. Here's what to know—and how to decide if a supplement is a ...