The Gut–Brain–Hormone Connection: How GLP-1, Insulin, and Appetite Signals Shape Wellness
Hunger and appetite are influenced by a complex gut–brain–hormone network involving GLP-1, insulin, leptin, and ghrelin. Factors like sleep, stress, and processed foods affect this system. GLP-1 not only regulates blood sugar and fullness but also shapes eating behavior, with new medications highlighting its importance for wellness.