![]() ![]() However, energy and kilojoules are the same thing – kilojoules are simply the way energy is measured. This is often the case in advertising about kids’ food, where a food high in kilojoules can be presented as ‘giving you energy’. Many people think that foods high in kilojoules are bad and many people think that foods high in energy are good. The language around energy can be confusing. ![]() Adults aren’t growing, so don’t need to take in extra food and drink to allow for growth. GrowingĬhildren and adolescents need plenty of energy in their food, as they are growing. In general, older people, women and shorter people, need fewer kilojoules than those who are young, male, tall and muscular. body build – some people have genes for a more muscular body.height – tall people generally have more muscle.gender – most men have more muscle than most women.age – most people have less muscle as they age.How much muscle you have is influenced by: For example, if you use public transport for a day, you are likely to burn more kilojoules than if you use a car, because you probably have a walk a distance at each end of the trip. There are many ways to influence how much energy you use. Movement includes exercise, manual work, walking around and small movements like fidgeting. Many factors influence how much energy you need, such as: But it varies quite a bit - some people need more and others less. The average adult needs about 8700 kilojoules (kJ) a day to maintain a healthy weight. ![]()
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