Why were greek men expected to keep there bodies in shape?

Greek men were expected to keep their bodies in shape due to the cultural emphasis on physical fitness, which was closely tied to ideals of beauty, health, and virtue. The Greeks valued the concept of "kalokagathia," which represented the harmony of physical and moral Excellence. Athletic training was integral to society, seen in events like the Olympics, where physical prowess was celebrated. Additionally, a strong body was believed to reflect discipline and the ability to contribute to the city-state, particularly in military contexts.