The bones of the skull contain air-filled chambers (sinuses). The sinuses are four sets of hollow spaces that are located in the cheekbones, the forehead, behind the nasal passages, and deep in the brain. Sinuses are lined with the same mucous membranes that line the nose and mouth. A sinus infection is a bacterial infection [...]
Tags: bacteria viruses, medical advice, nasal discharge, sinus congestion, symptoms of a sinus infection
more... »
Pneumonia is an infection of one or both lungs which is usually caused by bacteria, viruses, or fungi. Prior to the discovery of antibiotics, one-third of all people who developed pneumonia subsequently died from the infection. Currently, over 3 million people develop pneumonia each year in the United States. Over a half a million of [...]
Tags: bacteria viruses, bacterial pneumonia, discovery of antibiotics, fever chills, fevers, pneumonia cases, symptoms of pneumonia, viral pneumonia
more... »