The Respiratory System
Oxygen goes in, carbon dioxide goes out. Sounds simple enough, but your respiratory system — composed of your lungs, trachea, sinuses, and sundry microscopic helpers — works a grueling 24/7 job just to keep your blood oxygenated, and your body alive. Learn all about the air you breath (and the respiratory organs that make it possible) here.
A new "4D" medical device has saved the lives of three baby boys with life-threatening breathing problems, researchers say.
The respiratory system is responsible for taking in oxygen and expelling carbon dioxide. The main organs are the lungs, which work in concert with the cardiovascular system.
A man in China had a habit of walking home from work every day, taking off his socks and… taking a great big whiff of them, according to news reports.
A man in California surprised his doctors when he coughed up an unusual looking blood clot: It was in the shape of his lung.
Ancient organs rarely fossilize, so paleontologists were stunned to find the incredibly well-preserved remains of a lung that belonged to bird from the dinosaur age, a new study finds.
A persistent myth about milk — that drinking it can lead to the production of more gooey mucus in your body's airways — is completely false, a new review finds.
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