Exercise in People With Cystic Fibrosis on CFTR Modulator Therapy

16-week exercise intervention: At the beginning of the intervention, we will conduct a face-to-face familiarisation session with the exercises of the training programme. The intervention will consist of 2 sessions/week for 16 weeks. Each session consists of three stages: (i) Warm-up: 10 min of joint mobility and low intensity exercises involving the musculature to be worked in that session; (ii) Main part: circuit training mainly composed of strength exercises targeting the different muscle groups of the body and playing activities (iii) Cool down: 10 min with guided breathing work and stretching of the main muscle groups worked