Causes of obesity
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Obesity is a complex issue with many causes. It’s caused when extra calories are stored in the body as fat.
If you consume high amounts of energy, particularly found in high fat and high sugar foods, and do not use all of the energy through physical activity, much of the extra energy will be stored in the body as fat.
Calories
The energy value of food is measured in units called calories. The average physically active man needs about 2,500 calories a day to maintain a healthy weight, and the ...
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