finrift - Your Health Companion

Free Health Calculators & Wellness Tools

Make informed health decisions with our comprehensive suite of medical calculators and wellness tools. Trusted by healthcare professionals and health-conscious individuals worldwide.

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Tool Tutorials

Master our health tools with visual guides and expert tips

BMI Calculator Interface

BMI Calculator Guide

Step 1: Enter your height in centimeters (150-220cm) and weight in kilograms (40-150kg)

Step 2: Click "Calculate" - your BMI will appear instantly

Step 3: Read your personalized health recommendations

Pro Tip: For accurate results, measure your height without shoes and weight in light clothing.

Calorie Calculator Interface

Calorie Calculator Guide

Step 1: Select your biological sex (affects calorie needs)

Step 2: Choose your activity level (sedentary to very active)

Step 3: Enter your weight goal for personalized targets

Pro Tip: Recalculate whenever your activity level changes significantly.

Pregnancy Calculator Interface

Pregnancy Calculator Guide

Step 1: Enter the first day of your last menstrual period

Step 2: View your estimated due date and current week

Step 3: Explore developmental milestones for your stage

Pro Tip: Only 5% of babies arrive exactly on their due date!

Heart Rate Calculator

Heart Rate Calculator Guide

Step 1: Enter your age and resting heart rate

Step 2: Select your fitness level

Step 3: View your personalized heart rate zones

Pro Tip: Measure your resting heart rate first thing in the morning.

Water Intake Calculator

Water Intake Guide

Step 1: Enter your weight and activity level

Step 2: Indicate your climate conditions

Step 3: Get your daily water intake recommendation

Pro Tip: Spread your water intake evenly throughout the day.

Sleep Calculator

Sleep Calculator Guide

Step 1: Enter your wake-up time

Step 2: Select your sleep cycles (5-6 recommended)

Step 3: View optimal bedtime suggestions

Pro Tip: Allow 15 minutes to fall asleep when planning bedtime.

Latest Blog Posts

Expert-reviewed articles to help you make informed health decisions

Understanding BMI
Body Metrics

Understanding Your BMI: What the Numbers Really Mean

Learn how to interpret your BMI results and understand the limitations and benefits of this widely-used health metric.

Jan 15, 2024 5 min read
Read More
Calorie Needs Guide
Nutrition

How Many Calories Do You Really Need? Complete Guide

Discover the science behind calorie calculations and learn how to determine your optimal daily intake for your goals.

Jan 12, 2024 8 min read
Read More
Pregnancy Guide
Women's Health

Pregnancy Week by Week: What to Expect

A comprehensive guide to pregnancy development, symptoms, and important milestones throughout your journey.

Jan 10, 2024 12 min read
Read More
Science of Sleep
General Health

The Science of Sleep: Optimize Your Rest

Understand sleep cycles, improve sleep quality, and learn evidence-based strategies for better rest and recovery.

Jan 8, 2024 10 min read
Read More
Heart Health Guide
Cardiovascular

Heart Health 101: Prevention and Wellness

Essential strategies for maintaining cardiovascular health, understanding risk factors, and implementing heart-healthy lifestyle changes.

Jan 5, 2024 7 min read
Read More
Mental Wellness Guide
Mental Health

Mental Wellness: Managing Stress and Anxiety

Evidence-based techniques for stress management, anxiety reduction, and building mental resilience in daily life.

Jan 3, 2024 9 min read
Read More

Trusted by Healthcare Professionals

Our calculators are based on established medical formulas and guidelines from leading health organizations.

Medically Accurate

All calculations based on peer-reviewed medical research and established clinical guidelines.

Expert Reviewed

Content reviewed by licensed healthcare professionals and medical experts.

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Your health data stays private. No personal information is stored or shared.

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Access your health tools anytime, anywhere, on any device with our responsive design.

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