Nasal congestion is the blockage of the nasal passages usually due to membranes lining the nose becoming swollen from inflamed blood vessels. It is also known as nasal blockage, nasal obstruction, blocked nose, stuffy nose, or plugged nose. Nasal congestion has many causes and can range from a mild annoyance to a life-threatening condition. The newborn infant prefers to breathe through the nose (historically referred to as “obligate nasal breathers”).
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American scientists conducted a study that showed that gastroesophageal reflux disease, one of the manifestations of which is heartburn, is associated with a high risk of developing cancer of the larynx and...