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Energy and energy balance

This section is for people who want to find out about the science of energy and energy balance. It will be helpful for those studying or working in the field of nutrition and health and also those who would like more detail on nutrition science.

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Energy intake and expenditure

Key points Energy is needed by the body to stay alive, grow, keep warm and move around. Energy is provided by food and drink. It comes from the...

Obesity and overweight

Key points Obesity is a condition in which abnormal or excessive fat accumulation in adipose tissue impairs health. Overweight and obesity are...