Health Tools

Free online calculators and tools to track and improve your health.

Calculate your Body Mass Index and understand what it means for your health.

Estimate your body fat percentage using various measurement methods.

Find out your daily caloric needs based on your activity level and goals.

Calculate your target heart rate zones for optimal exercise intensity.

Find your ideal weight range based on height, age, and body frame.

Calculate your daily water needs based on weight and activity level.

Calculate optimal bedtime and wake times based on sleep cycles.

Estimate blood alcohol content based on drinks consumed and personal factors.

Calculate your pregnancy due date based on last menstrual period.

Track your intermittent fasting periods and get notifications.

About Our Health Tools

All our health calculators are completely free with no registration required.

Your health data stays private and is never stored on our servers.

Our calculators use scientifically validated formulas and methods.

Simple interface designed for quick and accurate health calculations.