Can Jumping Really Make You Taller? In certain African tribes like the Maasai and Dinka, height isn't just a genetic trait—it's part of their identity. Known for their tall, lean physiques and powerful vertical jumps, many women in these communities grow to over 6 feet tall without any formal training or athletic background. A blend of genetics, diet, and active lifestyle plays a major role, but cultural traditions like jumping ceremonies may also have a subtle influence on physical development.