KL and chronic kidney disease: The aetiology of sarcopenia in CKD is complex and multifactorial, with CKD‐related comorbidities (e.g., diabetes, obesity, cardiovascular disease), complications (e.g., uraemia, metabolic acidosis, inflammation, oxidative stress, Klotho deficiency) and therapies (e.g., dialysis) all impacting skeletal muscle wasting.2, 3, 4, 5