Calories

The 411 on Calories

Most people trying to lose weight have a love-hate relationship with calories. You can't live without calories; your body needs them for energy and to function properly. Yet too many calories can also lead to unhealthy weight loss or gain. So how many calories do you need to stay fit? While there are some general guidelines, the number of calories a person needs is highly individual. Age, weight, height, and activity level are all factors.
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