Andy Lipman in a workout room at his home. Despite being diagnosed with cystic fibrosis in childhood, he lived a full life and became a spokesman for not letting problems limit one's accomplishments.

Cystic fibrosis (CF) is a rare genetic disorder that causes thick, sticky mucus to build up in the lungs and digestive system. Around 30,000 people in the United States currently have CF, and ...

Cystic fibrosis is an inherited lifelong disease that gets worse over time. It is estimated to affect 105,000 people worldwide. There are more than 2,000 known mutations in the CFTR gene, which ...

Here's what cystic fibrosis is, what causes it and how it's usually treated once it has been diagnosed. ... Some 40,000 people in the U.S. ...

But her case is caused by a rare genetic mutation, so medications that work for 90% of people with cystic fibrosis won’t help her. The same dynamic plays out in other genetic conditions.

Most people with cystic fibrosis in the U.S. have at least one copy of the most common CFTR variant, F508del. However, ...

But her case is caused by a rare genetic mutation, so medications that work for 90% of people with cystic fibrosis won’t help her. The same dynamic plays out in other genetic conditions.