Health and medicine: What is emphysema?
Description
Emphysema is a chronic medical condition (most often caused by smoking and air pollution) where lung tissue is damaged and traps air inside the lung. Learn how shortness of breath, persistent cough, and wheezing are common symptoms of this condition and why they occur in emphysema.
Health and medicine
The medical world can be a confusing place. Patients, their families, and even students entering health fields might feel overwhelmed by the large vocabularies and complicated explanations. We hope to make understanding the medical world a bit easier. Look around! These videos do not provide medical advice and are for informational purposes only. The videos are not intended to be a substitute f…
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Emphysema is a chronic medical condition (most often caused by smoking and air pollution) where lung tissue is damaged and traps air inside the lung. Learn how shortness of breath, persistent cough, and wheezing are common symptoms of this condition and why they occur in emphysema.
Health and medicine
The medical world can be a confusing place. Patients, their families, and even students entering health fields might feel overwhelmed by the large vocabularies and complicated explanations. We hope to make understanding the medical world a bit easier. Look around! These videos do not provide medical advice and are for informational purposes only. The videos are not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay seeking it because of something you have read or seen in any Khan Academy video.
Emphysema
Topic: Science
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