Caloric Needs

Definition

Caloric needs refer to the number of calories a person requires daily to maintain their current weight, based on their level of physical activity, age, gender, and overall health.

Scientific / Technical Definition

Caloric needs are determined by the Basal Metabolic Rate (BMR), which is the amount of energy expended while at rest, combined with additional calories burned through physical activity and the thermic effect of food. These requirements vary for individuals depending on factors such as metabolic efficiency, lifestyle, and physiological conditions.

Benefits

• Ensures adequate energy levels for daily activities.
• Helps maintain a healthy weight when properly balanced with energy expenditure.
• Supports metabolic functions and overall bodily health.

Examples

• A sedentary adult woman typically needs about 1,800 to 2,000 calories per day.
• An active adult man may require 2,500 to 3,000 calories daily.

Additional Information

• importance: Understanding your caloric needs is crucial for weight management and ensuring adequate nutrient intake without excess energy that can lead to weight gain.

Related Terms

• Basal Metabolic Rate
• Caloric Surplus
• Caloric Deficit
• Dietary Requirements
• Energy Expenditure

References

• Dietary Guidelines for Americans 2020-2025
• Understanding Energy Balance: Harvard T.H. Chan School of Public Health