- Nasal cilia move up to 20 hours after death. Researchers believe this could measure time of death.1
- The brain region for processing smell is up to 50% larger in women.2
- Nasal membrane color is an indicator of health. Pink indicates a healthy nasal membrane, red signifies infection, and muted pink and gray appear during nasal allergy season.3
- Smell is the only one of the five senses directly connected to the area of the brain where memories are formed and emotions are processed.4
- Your nose and sinuses produce almost one liter of mucus a day (which you swallow.)5
- You’re not alone: 45% of men and 25% of women have a regular snoring habit.6
- A single sneeze makes 40,000 droplets, travels up to 20 miles per hour, and creates a 5’ spray radius.7,8
- You don’t sneeze in your sleep because the nerves that trigger sneezing are also sleeping.9
- Hungry? 80% of what you’re tasting is determined by what you’re smelling.5
- Your nose is lined with microscopic hair-like structures, called cilia. Cilia sweep mucus to the back of the nose every five to eight minutes.10
- There are 14 basic nose shapes.11
- Mucus contains chemicals that keep you healthy. That’s why when you’re sick, mucus production nearly doubles.5
- Humans have 12 million olfactory (smell) receptor cells, while rabbits have 100 million and bloodhounds have four billion.12