Health Calculator

As a family physician who once watched a patient rely on unvetted online calculator results to adjust their blood pressure medication—leading to a dangerous spike—I built this site’s health calculators with non-negotiable sourcing rules: every formula draws from peer-reviewed guidelines from the American College of Cardiology and the Academy of Nutrition and Dietetics, and each tool undergoes quarterly audits by our clinical team to align with the latest evidence. For me, this isn’t just a policy; it’s a promise to protect the trust patients place in digital health tools, ensuring the numbers you get here are as reliable as the advice I’d give in my exam room. I’ve made it a personal priority to cross-reference every data point with real-world patient outcomes, because I know even a small miscalculation could change someone’s health trajectory for the worse.

Sourcing Policy

Last updated: 2026-06-22

Source Hierarchy

Health Calculator uses the following source hierarchy, in order of preference:

  1. Official primary sources (government agencies, regulatory bodies, manufacturer documentation)
  2. Peer-reviewed research (academic journals, official statistics)
  3. Established industry publications (recognized trade publications, market research firms)
  4. Reputable news organizations (with editorial standards)
  5. User-contributed data (clearly marked as such)

Verification

Quantitative claims (statistics, prices, measurements) are verified against at least one primary or peer-reviewed source whenever possible. YMYL content is held to higher sourcing standards.

Limitations & Disclaimers

While we strive for accuracy, Health Calculator cannot guarantee that all information is error-free. Our content is for informational purposes only and does not constitute professional advice. Always consult a qualified professional for decisions related to BMI, BMR, TDEE, body composition, and fitness tracking calculators.

Source Updates

Health Calculator updates articles when underlying data changes. Articles older than 18 months undergo periodic re-review.