The ‘drive for activity’ and “restlessness” in anorexia nervosa: Potential pathways

Authors: Casper, R.C.
"his ‘drive for movement’, along with alertness and lack of fatigue, so unlike the motor slowing and loss of energy observed in simple starvation has been recognized in AN throughout history, but has received little attention in the past fifty years. Clinical reports and experimental evidence suggest that ‘restlessness’ and a ‘drive for activity’ vary in intensity, they appears to be starvation-dependent and to wane with food intake."