Our Mission
WellnessCalculators.com was founded with a simple belief: understanding your own health numbers should not require a medical degree or an expensive consultation. Millions of people around the world — including in Pakistan — lack easy access to reliable health guidance.
We built this platform to bridge that gap. Every calculator on our site is built using the same formulas used by doctors, dietitians, and fitness professionals worldwide — and we make them available for free, with no login, no subscription, and no personal data collection.
Our tools are based on peer-reviewed research and guidelines from organisations including the World Health Organization (WHO), the National Institutes of Health (NIH), and the American Dietetic Association.
Health Knowledge
For Everyone
Free tools. Real science. No barriers. Built with care for the people of Pakistan and beyond.
📚 Medical Standards & Sources We Use
- World Health Organization (WHO) — BMI Classification Guidelines (2004, updated 2021)
- Mifflin MD, St Jeor ST et al. — "A new predictive equation for resting energy expenditure in healthy individuals." American Journal of Clinical Nutrition, 1990
- US Navy Body Fat Calculator — Hodgdon JA & Beckett MB, "Prediction of percent body fat for U.S. Navy men and women from body circumferences and height," Naval Health Research Center, 1984
- Devine BJ — "Gentamicin therapy." Drug Intelligence and Clinical Pharmacy, 1974 (Ideal Weight)
- European Food Safety Authority (EFSA) — Dietary Reference Values for Water, 2010
- Institute of Medicine (IOM) — Dietary Reference Intakes for Water, Potassium, Sodium, Chloride, and Sulfate, 2004
⚕️ Medical Disclaimer
The information and tools provided on WellnessCalculators.com are intended for general educational and informational purposes only. They do not constitute medical advice, diagnosis, or treatment recommendations.
Always consult with a qualified healthcare professional, registered dietitian, or licensed medical practitioner before making changes to your diet, exercise routine, or health management plan. Individual health needs vary significantly based on medical history, genetics, age, and other personal factors.