Wellness
BMI, calorie intake, body fat percentage, and wellness metrics.
10 calculators in Wellness
A1C Calculator
Convert between A1C and estimated average blood glucose.
Blood Pressure Calculator
Check your blood pressure category and understand what your readings mean for your health.
Dental Insurance Break-Even Calculator
Calculate whether dental insurance saves you money by comparing premiums and coverage against your expected dental costs.
Drug Dosage by BSA Calculator
Calculate drug dose based on body surface area (BSA) using the Mosteller formula. For educational reference only.
IV Drip Rate Calculator
Calculate IV drip rate (drops/min), flow rate (mL/hr), and total drops from volume, infusion time, and drop factor. Educational reference only.
NNT Calculator
Calculate Number Needed to Treat (NNT), Absolute Risk Reduction (ARR), and Relative Risk Reduction (RRR) from control and experimental event rates.
Sensitivity & Specificity Calculator
Calculate sensitivity, specificity, PPV, NPV, accuracy, F1 score, and likelihood ratios from a 2×2 confusion matrix.
Smoking Cessation Timeline
Track your body's recovery milestones after quitting smoking, from 20 minutes to 15 years.
US Health Insurance Cost Calculator
Compare two US health insurance plans by total annual cost, including premiums, deductible, coinsurance, and out-of-pocket maximum.
Vision Insurance Break-Even Calculator
Calculate whether vision insurance saves you money by comparing annual premiums and copays against your expected eye care costs.