Dr. James Randall Hansbrough M.D.

Cystic fibrosis damages the lungs, digestive system, and other organs in the body. It affects the cells producing mucus, sweat, and digestive juices. It is caused due to defect in a gene. This gene changes a protein responsible for movement of salts in and out of cells. As a result, thick, sticky...

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...

A columnist with Cystic Fibrosis News Today recently opened up about what his life with cystic fibrosis has been like. He is a deaf 24-year-old named Brad Dell, and he loves everything about his life. Instead of letting the disease ruin his life, he has chosen to be thankful for everything that he...

Croup in AdultsAlthough croup is commonly observed in children who are 6 months to 3 years old, it is also possible for adults to get the infection in rare cases. Croup is a viral respiratory infection caused by human parainfluenza viruses (HPIVs). However, other causes of croup may include...

What is a persistent cough?It can be annoying to have a cough that lasts for more than a couple of weeks. A cough is considered chronic or persistent if it does not go away after four weeks in children and eight weeks in adults. However, most persistent coughs are due to colds, flu, infection, or...

In the not-so-distant past, researchers believed that asthma was a condition that always developed during childhood, and one that merely worsened in later adulthood. That theory has since been proven wrong, as asthma has begun to affect problem-free individuals in their thirties and later adult...