Humans have one nose, but that single nose has two nostrils that work together.

Quick Scoop

The human nose is a single organ in the center of the face, made of bone, cartilage, and soft tissue. What people often count as “two” are actually the paired nostrils (openings) leading into one connected nasal cavity system.

One nose, two nostrils

  • Anatomically, you have one external nose with two nostrils separated by the nasal septum.
  • Inside, those nostrils open into shared nasal passages that warm, humidify, and filter the air you breathe.

Why two nostrils?

  • Two nostrils help manage airflow more efficiently; at a given time, one usually has stronger airflow than the other (the “nasal cycle”).
  • This alternating flow improves smell detection and lets one side “rest” or stay more congested when you have a cold without blocking breathing completely.

Fun forum-style angle

In many forum discussions on “how many noses do we have,” people joke that two nostrils means “two noses,” but physiologists still describe it as a single nose with paired nostrils. Some articles even play with the idea that we “sort of” have two noses because each side can behave differently during the nasal cycle.

TL;DR: You have one nose, with two nostrils that share the workload for breathing and smelling.

Information gathered from public forums or data available on the internet and portrayed here.