Editorial introductions
Cognition and nutrition
Dietary protein and muscle in older persons
Exercise, nutrition and managing hip fracture in older persons
Exercise as a remedy for sarcopenia
Antioxidant supplements and mortality
Do nutrients play a role in delirium?
Caloric restriction, caloric restriction mimetics, and healthy aging in Okinawa
Amino acids and proteins important for all; from stem cells, to the critically ill patient and even general bone health
Advances in the nutritional and pharmacological management of phenylketonuria
Dietary protein is beneficial to bone health under conditions of adequate calcium intake
Protein diets, body weight loss and weight maintenance
Threonine metabolism and embryonic stem cell self-renewal
Branch chain amino acids
Asymmetric dimethylarginine and critical illness
Glutamine in the intensive care unit
Treatment of hyperammonemia in liver failure