To highlight the new international definitions of sarcopenia.
New international definitions of sarcopenia have been evaluated and shown to be predictive of poor outcomes in older persons.
There is now international agreement that the definition for sarcopenia should include not only muscle mass, but also some measure of muscle function, such as walking speed or distance or grip strength.
aDepartment of Public Health and Caring Sciences, Clinical Nutrition and Metabolism, Uppsala University
bDepartment of Geriatric Medicine, Uppsala University Hospital, Uppsala, Sweden
cDivisions of Geriatric Medicine and Endocrinology, Saint Louis University School of Medicine, St. Louis, Missouri, USA
Correspondence to John E. Morley, MB, BCh, Division of Geriatric Medicine, Saint Louis University School of Medicine, 1402 S. Grand Blvd., M238, St. Louis, MO 63104, USA. Tel: +1 314 977 8462; e-mail: email@example.com