Heart & Blood Pressure calculators
Blood pressure, cholesterol and cardiac measures.
Blood Pressure Category Calculator
See which ACC/AHA blood pressure category you fall in.
Mean Arterial Pressure Calculator
Average pressure that perfuses your organs.
Pulse Pressure Calculator
The gap between your top and bottom blood pressure numbers.
Cholesterol Ratio Calculator
Total-to-HDL ratio as a heart risk indicator.
LDL Cholesterol Calculator
Estimate LDL from a standard lipid panel (Friedewald).
Non-HDL Cholesterol Calculator
All the cholesterol carried by harmful particles.
Triglyceride-to-HDL Ratio Calculator
A quick marker of insulin resistance and heart risk.
Corrected QT (QTc) Calculator
Correct the ECG QT interval for heart rate.
Cardiac Output Calculator
Blood pumped per minute and cardiac index.
Rate Pressure Product Calculator
Heart workload from pulse and systolic pressure.
Resting Heart Rate Category Calculator
Check your resting pulse against common adult ranges.
Blood Pressure Average Calculator
Average several home readings for a more reliable blood pressure picture.
Orthostatic Hypotension Check
Measure the blood pressure drop when you stand up.
Ankle-Brachial Index Calculator
Compare ankle and arm blood pressure to screen for leg artery disease.
hs-CRP Heart Risk Calculator
Classify high-sensitivity C-reactive protein as a cardiovascular risk marker.
Lipoprotein(a) Unit Converter
Convert Lp(a) between nmol/L and mg/dL.
HDL to LDL Ratio Calculator
Compare protective HDL with LDL cholesterol.
Triglyceride-Glucose (TyG) Index Calculator
Estimate insulin resistance from fasting triglycerides and glucose.
RR Interval to Heart Rate Calculator
Convert the time between heartbeats on an ECG into beats per minute.
Ejection Fraction Calculator
Percentage of blood the left ventricle pumps each beat.
LDL Reduction Percentage Calculator
Measure how much your LDL cholesterol has dropped.
Pulse Count Heart Rate Calculator
Work out heart rate from beats counted in 15 seconds.
AFib Stroke Risk (CHA₂DS₂-VASc) Calculator
Score stroke risk for people with atrial fibrillation.
Blood Pressure Variability Calculator
Measure how much your systolic readings vary from one to the next.
Cholesterol Unit Converter
Convert total cholesterol between mg/dL and mmol/L.
Related guides
Understanding Blood Pressure Readings
What the top and bottom numbers mean and the categories that guide care.
Heart HealthHow to Lower Blood Pressure Naturally
Lifestyle changes can cut systolic pressure by 5 to 10 mmHg or more.
Heart HealthMean Arterial Pressure: Why Clinicians Use It
MAP shows whether organs get enough blood flow.