Food & Fitness Basics

Top view of apple slices, a glass of water, and a calorie counter sheet on a wooden table.

Daily Calorie Needs Estimator: How to Use It

Use the free Daily Calorie Needs Estimator to get a resting and maintenance calorie estimate, plus an optional goal range. Here is how to read the result.

A woman slices an avocado in a bright, modern kitchen with natural light.

How Many Calories Do I Need Per Day? TDEE Explained Simply

Mat Caissy

Your daily calorie needs depend on age, sex, size, and activity. Learn what TDEE means, see typical US adult ranges, and how to adjust an estimate.