This Underrated Vitamin Could Help Slow Biological Aging, New Study Suggests And better protected DNA means healthier aging in the long run. Here's what to know. Original Source: https://www.eatingwell.com/vitamin-d-cell-aging-study-11744733 Previous article: 6 Sneaky Signs You Have Chronic Fatigue Syndrome, According to Experts Prev Next article: The #1 Herb to Decrease Inflammation, According to Dietitians Next