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30 calculators for BMI, BMR, TDEE, macros and hydration.

70 calculators, premium demos, stronger layouts and conversion tools.

130 calculators, AI analysis, nutrition, progress and directory features.

BMI, BMR, TDEE, body fat, ideal weight and waist ratios.

Macros, protein intake, water intake, calories and carb planning.

One rep max, heart rate zones, pace, calories burned and VO2 max.

Body analysis, goal recommendations and progress intelligence.

Members, activity and fitness discussions powered by BuddyPress.

Trainer profiles, coaching discussions and professional growth.

Gym profiles, events, groups and member engagement.

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FitNFO Blog

What Is BMI and How to Add a BMI Calculator to WordPress?

Learn what BMI means, how it is calculated, and how WordPress site owners can add a simple BMI calculator using FitNFO.