Strength and Muscle Related Outcomes for Nutrition and Lung Function in CF

Exclusion Criteria

• •No prior solid organ transplantation
• •No initiation of an investigation drug within 28 days prior to and including Baseline Visit.
• •No initiation of new chronic therapy (e.g., ibuprofen, azithromycin, inhaled tobramycin, Cayston, CFTR modulator, etc.) within 28 days prior to and including Baseline visit.
• •No acute use of antibiotics (oral, inhaled or IV) or acute use of systemic corticosteroids for respiratory tract symptoms within 14 days prior to and including Baseline visit.
• •For the BIA sub-study - Individuals with an implanted pacemaker will be excluded.
• •No initiation of a drug for weight loss (such as a GLP-1 receptor agonist) or bariatric surgery within 6-months prior to and including the Baseline visit.
• •Patients with continued rapid change or extreme GI symptoms related to weight loss therapy should be excluded at the discretion of the study investigator.