A study from the University of Iowa Department of Orthodontics looked at why the average male nose is 10% larger than a female’s. Observations during the study showed that nose size became different between men and women during puberty as young boys are gaining more lean muscle mass. With this muscle mass comes a need for more oxygen. Therefore a larger snout is necessary.
[ Read the Article: Muscle Mass Causes Men To Have Larger Noses Than Women ]