Why Protein Is on Everyone’s Lips — And Why It Matters Even More After 40

If you follow any health or fitness conversation right now, you’ve probably noticed one nutrient dominating the discussion: protein. Protein is no longer just associated with bodybuilders or athletes. It has become one of the most researched and discussed nutrients in longevity science, metabolic health, and healthy aging — and for good reason. While protein is important at every stage of life, its role becomes increasingly critical as we move into our 40s and beyond. This is when the body naturally begins to lose muscle mass, metabolic flexibility can decline, and bone density becomes more vulnerable to age-related changes. Over the past few years, protein has become one of the biggest cornerstones of my own health strategy. Since prioritizing protein in every meal, I’ve noticed significant improvements...