Share on PinterestWhether through food or supplements, there are healthy ways to get more iron in your diet without relying on red meat. Clarkand Company/Getty ImagesIron deficiency is linked to poorer brain health, heart failure, and other health concerns.A new study shows nearly 1 in 3 adults in the United States are deficient in this important nutrient.The scientists found that the majority of people with iron deficiency are not taking iron supplements.

Screening for iron deficiency is not routine, which makes it difficult to understand its prevalence. A new study, including data from…