Dr. Marc H. Lavietes M.D.

Thanks to ongoing research into cystic fibrosis, physicians are now able to offer more treatment options than ever before. Many treatment options include medications and sometimes can be as intense as undergoing a lung transplant, but other methods are more conservative. Physicians have long sought...

Because cystic fibrosis affects nearly the entire body, all too many people with this genetic disorder think about their symptoms and outlook then fall into a pit of despair. Not everyone. And certainly not Mae Johnson, a 14 year old girl from Adelaide, Australia.In fact, this enterprising teenager...

The human respiratory tract starts at the nose and mouth and continues down to the lungs. The air that we breathe in through our nose and mouth passes down the trachea and into the lungs through a series of branched tubes called the bronchi. For a healthy breathing to happen effectively, these tubes...

OverviewPulmonology is a subspecialty of internal medicine that focuses on respiratory health. The specialist called in this area of medicine is called a pulmonologist. Pulmonologists are specialists who diagnose and treat different conditions that are associated with the respiratory system of...

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...

A risk factor could be any one of numerous influences that make you prone to developing cancer. There are unavoidable factors that you have no protection against. Some of these are a family history of genetically inherited traits, and age and gender issues. There are wholly avoidable factors such...