A friend once told me he couldn't finish a task because he was hungry. I understood him. Most of us grew up treating hunger like an emergency. Feel hungry. Stop everything. Find food. Eat. Then continue. But something about that never sat right with me. For most of human history, people had no refrigerators, supermarkets, food delivery apps, or fixed meal times. Some days they ate well. Some days they didn't. Yet people still travelled long distances, hunted, farmed, raised children, built homes, and eventually built civilizations. That made me wonder. If feeling hungry always meant a healthy adult had to stop working, thinking, or moving, would humans have made it this far? Probably not. The real problem may not be hunger. The problem may be the idea that feeling uncomfortable automatically means we are unable to continue. For many healthy adults, hunger does not always mean the body has run out of fuel. The body stores energy and can draw on those stores bet...