In the past, any mother would be proud ___(1)___ her children were round and slightly fat. Those days are gone. Researchers have now ___(2)___ the conclusion that ___(3)___ fat and sugar in children's diets are a major factor in the development of heart diseases and ___(4)___ illnesses when they are older. However, ___(5)___ children need to eat a wide range of foods, and their general health could be ___(6)___ by cutting out particular ones. Psychologists say that the solution is ___(7)___ eating habits too fast, but to do it ___(8)___ , so that children do not lose muscle in addition to fat. Parents should present food a little ___(9)___ . Spread butter thinly and avoid putting sugar on the table. Children should also be ___(10)___ to take part in sport: this way they will be using the calories that they have eaten.