weight loss maintenance.When asked about their current eat- ing and exercise habits we fmd, that registry participants report consuming a low-calorie, low-fat diet.
Cystic fibrosis is a genetic disorder that affects the respiratory and digestive systems. People with cystic fibrosis inherit a defective gene on chromosome 7 called CFTR (cystic fibrosis transmembrane conductance regulator).
About 30,000 Americans have cystic fibrosis. Each year about 1,000 new cases are diagnosed. Sixty years ago, the disease killed most people who had it before they reached elementary school. Nowadays people with cystic fibrosis have an average lifespan of about 37 years.