We keep track of passing time by different means—presidential administrations, our children’s movement through grades, fashion eras, simple decades. Life has many eras of growth and health, and if you’re a doctor, like Colorado-based Integrative Practitioner, Robert Rountree, MD, you would focus on physiology: childhood, post-pubertal teens, young adults, middle-aged, elderly. “There are definite differences in nutritional needs that correspond to each of those phases,” says Rountree. And the good doctor is, of course, spot-on. As you age, your nutrition needs change. Here’s where to focus in each decade of life, and the supplements that can help. Ages 0–10: A […]