No sign-up, no paywall. Standard clinical formulas for the calculators, AI-assisted plain-language explanations for the rest — always with a reminder to loop in a real doctor.
Body Mass Index with Asia-Pacific category guidance
Daily calorie needs (BMR + TDEE)
Type 2 diabetes risk screener
Cardiovascular risk factor checklist
AHA blood pressure categories
Devine formula reference weight
Daily hydration needs for the tropics
Naegele's rule pregnancy estimate