Aspiration pneumonia is a type of pneumonia caused by the accidental infiltration of food or other substances from the mouth or stomach into the lungs. The condition can be caused by bacteria that ...

When a mouthful of water goes down the “wrong pipe”—heading toward the lungs instead of the gut—it triggers uncontrollable coughing. That’s because the upper airway senses the water and quickly ...

Sometimes — before birth or during labor and delivery — a baby inhales a mixture of amniotic fluid and a substance called meconium into his lungs. This is called meconium aspiration syndrome (MAS), ...