Have you ever wondered why some people seem to build muscle effortlessly while others struggle to gain a pound? Or why certain diets work wonders for one person but leave another feeling sluggish?
The answers may lie in a concept developed in the 1940s by psychologist William H. Sheldon: somatotypes, or body types . While the theory that these types determine personality has been largely dismissed by the scientific community, the classifications themselves offer a practical framework for understanding how your body naturally responds to food and exercise .
The three primary