Dr. Derik M Falk M.D.

Muscular dystrophies are a group of diseases that make the muscles of the body weaker over a period of time. The muscles become less flexible in this condition. Out of the nine types of muscular dystrophy, Duchenne muscular dystrophy is one of the most common.The main characteristics of this medical...

What is pleurisy?The pleural membrane is a very thin membrane that surrounds your lungs. It has two layers:...

Cystic fibrosis has been one of the more devastating and debilitating diseases to take hold of the population. The condition has forced countless research studies, clinical trials, and innovative treatments to try and mitigate the symptoms and effects of cystic fibrosis. One of the riskier but...

The mucous membranes in the airways of people with cystic fibrosis produce mucus that is thick and viscous, more solid than is produced by healthy people, which leads to all sorts of problems in the patient.As anyone with CF knows, the reason the mucus thickens is because the proteins that form the...

Acquired immunodeficiency syndrome, or AIDS, is a serious secondary immunodeficiency disorder. AIDS is caused by human immunodeficiency virus (HIV). There is progressive destruction of cell-mediated (T cell) immunity. Also, both conditions are characterized by subsequent effects on humoral immunity...

Traffic exhaust or second hand smoke are sure to trigger a number of lung issues, particularly if you are susceptible to respiratory disorders. However, there are a number of very common, yet hidden, triggers in one's household that can lead to symptoms of asthma and other respiratory ailments.There...