Moreover, with only four short canines among 32 teeth, humans don't have the teeth of animals whose diets are centered on meat. Modern people seem more and more to believe the old Chinese adage that "illness comes in through the mouth" and hold that there is a close connection between health and diet.
此外，從牙齒的構造來看，人類三十二顆牙中，只有四顆短短的犬齒，也不像以肉食為主的動物。現代人越來越相信「病從口入」，認為飲食與健康的關係密切。