Dr. Joseph Vincent Meharg M.D.

Pneumonia is a lung infection that affects the air sacs. The sacs are either filled with fluid or pus causing a cough with phlegm. The symptoms of pneumonia range from mild to severe, which could be life-threatening. People from all age groups, from infants to old age, people with other health...

An Overview of Viral Pneumonia: What is it? Pneumonia is the inflammation of your lung tissue. It can be caused by bacteria, viruses, or fungi. Viral pneumonia is a result of untreated flu. When left untreated, the viruses somehow reach your lungs causing inflammation and swelling of the airways....

Pneumonia is a lung infection that is caused by bacteria, viruses, or parasites. Moreover, pneumonia can develop in just one lobe of the right or left lung, the entire lung, or both of the lungs simultaneously. The primary characteristic of this lung disease is the inflammation of the air sacs or...

What is guaifenesin?It is an expectorant. It helps to cough out mucus through the mouth. It is known to reduce chest congestion caused by infections, common cold or allergies, respiratory illnesses, and bronchitis. It is not used to treat cough caused by smoking and long-term breathing problems....

OrthopneaOrthopnea is a condition that causes breathing difficulties when an individual is lying down. It usually happens at night when the person is going to sleep. People with orthopnea usually experience tightness in the chest and being oxygen-deficit. The shortness of breath is due to lying down...

As someone with cystic fibrosis, you probably sometimes have difficulty breathing. You may even know that the cause of the trouble most often relates to the mucus in your lungs. It is a clear, green or yellow slime which causes intense aggravation. In the case of people with cystic fibrosis, it can...