Health & Fitness
Calories Burned Calculator
Estimate calories burned during exercise using activity intensity and time.
Formulas and edge cases are reviewed against authoritative references before publication. For methodology, editorial standards, or corrections, use the links below.
Frequently asked questions
What are MET values?
MET values estimate the intensity of physical activities.
Is this accurate?
It provides an estimate. Actual calories burned vary by individual.
Can I adjust intensity?
Choose the closest activity type or adjust duration and weight.
Related tools
About this tool
Inputs
- Weight
- Duration
- Activity
Results
- Calories burned
The Calories Burned Calculator is built for anyone who needs a quick, reliable answer. Enter your numbers and let the formula do the heavy lifting. Start by filling in weight, duration and activity. Based on these values, the tool computes calories burned. Health metrics give you a snapshot of where you stand, but they are not a diagnosis.
Heart rate zones are typically expressed as percentages of maximum heart rate (220 minus age is a common approximation). Whether you need to estimate calories burned during exercise using activity intensity and time for a quick check or a thorough analysis, this tool adapts to both. Athletes and pregnant individuals may fall outside standard reference ranges without any health concern. Choose the closest activity type or adjust duration and weight. Tracking health indicators over time reveals trends that one-off measurements miss. If the result surprises you, revisit your inputs — a mistyped digit or wrong unit is usually the culprit.