Health
How Many Calories Should You Eat to Lose Weight?
Find your maintenance calories, then subtract a sensible deficit. A 500-calorie daily cut is about one pound a week.
Guides
Calculator guides & articles
The reasoning behind the numbers — how to estimate a project, plan your taxes, read your health metrics, and make everyday math easy.
Health
How to Calculate Your Daily Calorie Needs (TDEE)
Your TDEE is the calories you burn in a day. Here's how the Mifflin-St Jeor equation and an activity factor estimate it.
Health
BMI vs. Body Fat Percentage: Which Should You Track?
BMI is a quick screen from height and weight; body fat percentage measures composition. Here's when each is useful.