Repeated illness, especially the common illnesses such as diarrhoea, measles, whooping cough and other respiratory infections are the principal underlying causes of malnutrition and frequent weight loss.
Factors responsible for rejecting food by preschool children:
Child may be at risk
Worm infestation particularly hook worm
Nutritional deficiency
Child may be too tired
Insufficient time for eating
Psychologically disturbed
Stress of school
Absence of father or mother
Birth of a sibling
Shifting to a new place
To draw the attention of parents
Unfavourable comments on food by other members of the family