Health & Fitness
BMI, macros, heart rate, and more.
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Frequently asked questions
Guide your training and nutrition with health calculators that prioritize clarity and privacy. Estimate BMI and BMR, plan daily calories and macros, and set safe heart-rate zones for workouts. Each tool offers straightforward inputs and readable outputs so you can act immediately—no accounts and no tracking.
No. These tools provide general estimates; consult a professional for medical decisions.
BMR is your resting energy use; TDEE includes activity and is usually higher.
BMI is a screening metric and does not account for muscle mass or body composition.
Yes—adjust protein, fat, and carb ratios to match your plan.
No. Inputs stay on your device.