What is cystic fibrosis?

The gene affected by CF controls the movement of salt and water in and out of cells. People with CF experience a build-up of thick sticky mucus in the lungs, digestive system and other organs, causing a wide range of challenging symptoms affecting the entire body.

How is CF diagnosed?
CF is usually diagnosed shortly after birth through the heel prick test.

How is CF treated?
Treatment for CF can take many different forms – medication, physiotherapy, nutrition, and exercise all play their part.

How does CF affect the body?
Take a look at our interactive body to find out more and explore how CF affects the lungs and digestive system, and about the other complications it can cause.

What are the causes of CF?
People have CF because they have inherited a faulty gene from both of their parents.


CF in fiction
CF has been featured in numerous books, TV shows and films over the years, but portrayals aren't always accurate. Learn how to sort the fact from the fiction here.

CF for teachers
Need help supporting a student with CF in your class? Creating a lesson plan on CF and want to find out more about the condition?

Easy Read
We've created an Easy Read guide about cystic fibrosis for people with a learning disability.

Got questions about CF?
Our FAQs answer all your burning questions about CF, from diagnosis and treatment to genetic screening and stem cell therapy.
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