Daily calorie intake is different for each person ... you need fewer calories due to changes in your metabolism. This chart shows estimated calorie needs. It should only be used as a reference ...

But studies show that even small calorie deficits (of 100-200 calories daily) can lead to long-term, sustainable weight-loss ...

Daily Calorie Requirement for Age and Lifestyle ... childhood to old age based on their physical activity. Protein Intake Calculator provides the amount of dietary protein for different age ...

The average American consumes more than 3,600 calories daily ... intake peaked in the 1980s, but our growing consumption of vegetable oils alone accounts for more than half of the calorie ...