Allison Aubrey, NPR's food and health correspondent, shares her insights into the vital role of protein for maintaining muscle mass, especially as we age. She discusses how muscle starts to decline after our 30s and the risks involved. Listeners will learn the necessary protein intake based on activity levels, the importance of exercise, and how to avoid deficiencies. Aubrey also highlights diverse protein sources, including plant-based options, and offers practical tips for boosting daily protein intake through tasty foods like Greek yogurt and smoothies.