New-Year Health & Diet Guide

Know your body by the numbers — BMI to daily calories

New-year resolutions: every January

When you start a new-year health or weight goal, the first thing to know is your baseline numbers. Check your status with BMI, find your daily calorie needs with BMR/TDEE, and see how far each workout gets you with the calorie-burn calculator. Share your result to stay motivated with friends.

Calculators in this guide

BMI Calculator

Find your body mass index (BMI), weight category, and healthy weight range.

Body mass index & category

Ideal Weight Calculator

Calculate ideal body weight and healthy range from height and sex.

Healthy weight for your height

BMR Calculator

Estimate basal metabolic rate and daily calorie needs (TDEE) from sex, age, height, and weight.

BMR & daily calorie target

Calories Burned Calculator

Estimate calories burned from exercise type, body weight, and duration.

Calories burned per exercise

FAQ

What is a normal BMI range?

By Asia-Pacific cutoffs, 18.5–22.9 is normal, 23+ is overweight, and 25+ is obese.

How many calories to lose weight?

Eat below your TDEE. A common target is TDEE minus 300–500 kcal per day.