Cognitive function is preserved or even enhanced under starvation.
A study of cognitive capabilities in 36 adolescent girls with anorexia nervosa (AN), both while suffering from the disorder and after recovery, and 48 healthy girls (controls) found that cognitive abilities were lowest in the controls and highest in the girls after recovery from AN.
https://www.mdpi.com/2072-6643/16/20/3435
#Science #Health #Cognition #AnorexiaNervosa #Starvation #Malnutrition