REE	resting energy expenditure
BMI	body mass index
ESPEN	European Society of Clinical Nutrition and Metabolism
CSS	cachexia staging score
ESMO	European Society of Medical Oncology
CRP	C-reactive protein
GPS	Glasgow prognostic score
PTHrP	parathyroid hormone-related protein
UCP1	uncoupling protein 1
NPY	neuropeptide Y
AgRP	agouti gene-related protein
POMC	proopiomelanocortin
CART	cocaine and amphetamine-regulated transcript
RCTs	randomized controlled trials
TEE	total energy expenditure
AEE	activity energy expenditure
BEE	basal energy expenditure
DIE	diet-induced thermogenesis
ONS	oral nutritional support
LBM	lean body mass
GH	growth hormone