Health & Fitness Calculators

Build smarter plans with calculators for calories, body composition, performance, and clinical context.

Body fat, lean mass, healthy weight ranges, and shape insights.

Use these tools to understand how your weight is distributed, what a healthy range looks like, and how your measurements compare.

Daily calorie needs, macros, and nutrition targets.

Running pace, strength estimates, and heart-rate zones.

Dial in training intensity, speed, and workload with performance-focused tools.

Clinical-style calculators for general health context.

These estimates are for general education and should not replace medical advice.