Dr. Meeghan A Hart MD

Croup is a viral infection that causes swelling of the airway. As a result, the airway becomes narrower, making it difficult to breathe. It is also accompanied by an irritation in the larynx (voice box) and trachea (windpipe). This condition is also known as laryngotracheobronchitis because the...

The Nature of Cancerous CellsEvery cell in the human body is programmed to carry out a specific role. For example, a red blood cell carries oxygen to tissues, a white blood cell wards off infection, and an intestinal cell absorbs nutrients in the digestive tract. All these cells are programmed to...

Cystic fibrosis is a life-threatening, inherited disorder, which affects the secretory glands producing mucus and sweat. Fluids secreted by the glands are usually thin. In this disease, the secretions become thick and sticky and block all passageways and ducts, particularly of the lungs and...

Lung Cancer is one of the most common and serious forms of cancers in the world. In fact, it is also one of the leading causes of cancer deaths for both men and women. This form of cancer is known to mainly affect older people, primarily those in their seventies. Smoking has been identified as one...

Children when they get a cold also tend to get a cough. In most of the cases, it occurs due to bronchitis which is an inflammation of the lining of the trachea and bronchi. It is usually a mild illness that affects children.Having a child who is constantly getting a cold or having breathing problems...

Croup is a common viral illness that affects children, and is characterized by symptoms that include a runny nose and an extreme cough. This viral infection affects the voice box and the wind pipe and may lead to obstruction in breathing. The vocal cords are swollen and as air is forced through this...