Cystic fibrosis is a genetic metabolic disorder that affects the respiratory and digestive systems. Although the mortality rate for infants and children with cystic fibrosis used to be very high, more than half of all patients with cystic fibrosis now survive into adulthood thanks to the development of treatments such as gene therapy. This book explains the symptoms, causes, and treatments of cystic fibrosis, as well as highlighting the experiences of people who have the disease.--.