Health tools

Body metrics and everyday health numbers, with plain-language interpretation.

• BMI Calculator - Calculate body mass index from height and weight in metric or imperial units, see your category, and the weight range for a BMI of 18.5 to 25.
• Calorie Calculator - Estimate your daily calorie needs from height, weight, age and activity, with targets for losing or gaining weight and a macronutrient breakdown.
• Body Fat Calculator - Estimate body fat percentage from height, neck, waist and hip measurements using the US Navy formula, with lean mass and category comparison.
• Running Pace Calculator - Calculate running pace, finish time or distance from any two of the three, with split times and predicted times at other race distances.