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Why Do We Sneeze?
Educational only: videos on MedicalVideos.com are for general information and are not medical advice. Always consult your own doctor about your health.
The long-standing answer has been that sneezing is a reflex. When irritants — such as germs, dust, pollen, animal dander, or pollutants, just to name just a few — infiltrate the nose lining, the brain sends out a signal to get rid of it. That triggers a deep breath, which gets held in the lungs.
This video in 30 seconds
This video explains why we sneeze, presenting sneezing as a reflex. It covers how irritants such as germs, dust, pollen, animal dander or pollutants infiltrate the nose lining, prompting the brain to send a signal to get rid of them, beginning with a deep breath that is held in the lungs.
Key points
- Sneezing is presented as a reflex
- Irritants such as germs, dust, pollen, animal dander and pollutants can infiltrate the nose lining
- The brain sends a signal to expel the irritant
- The sequence begins with a deep breath held in the lungs
Video Overview
This video presents “Why Do We Sneeze?” — The long-standing answer has been that sneezing is a reflex. When irritants — such as germs, dust, pollen, animal dander, or pollutants, just to name just a few — infiltrate the nose lining, the brain sends out a signal to get rid of. Whether you are preparing for a procedure, studying the technique, or learning how a condition is assessed, the recording shows the process as it is performed in practice.
From our General Medical Videos collection: General medical videos: a wide collection of procedures, conditions and explainers from every specialty — free medical education since 2007. Browse all General Medical Videos videos →
Educational content only — not a substitute for professional medical advice.
Medical Videos
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Founded by Dr. Mohamed Ibrahim, MD, PhD — physician-scientist.
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