Peter Attia Says This Overlooked Health Metric Influences Every Major Chronic Disease

Among all the health metrics people obsess over—cholesterol, body fat percentage, VO2 max—Peter Attia, M.D., argues that one factor influences nearly every major chronic disease: metabolic health. Attia, a physician best known for his work on longevity and disease prevention, spoke with Men’s Journal about why this overlooked metric deserves much more attention.

First of all, it’s important to understand what metabolic health even means. Attia describes it as being "very insulin sensitive." Simply put...