Heart Rate Calculator
Calculate target heart rate zones, maximum heart rate, and cardiovascular fitness metrics
Measure after 5 minutes of rest. Leave empty to use age-based estimate.
Optional: Current Heart Rate (for real-time analysis)
Heart Rate Zone Analysis
Target Heart Rate Zones
Very light activity, warm-up, cool-down, recovery
Light activity, fat burning, base building, easy pace
Moderate activity, aerobic fitness improvement, steady state
Hard activity, lactate threshold, tempo training
Maximum effort, neuromuscular power, sprint intervals
Personalized Training Plan
Heart Rate Formulas Used
Current Exercise Analysis
Health & Safety Guidelines
- • Monitor how you feel during exercise
- • Stop if experiencing chest pain or dizziness
- • Stay hydrated throughout your workout
- • Allow adequate recovery between sessions
- • Consult a doctor before intense training
- • Use a heart rate monitor for accuracy
Factors Affecting Heart Rate
- • Caffeine and stimulants
- • Stress and emotional state
- • Temperature and humidity
- • Medications and supplements
- • Hydration status
- • Time of day and sleep quality
Popular Calculators
Percentage Calculator
Calculate percentages, increases, and decreases
Loan Calculator
Calculate loan payments and interest
BMI Calculator
Calculate your Body Mass Index
Grade Calculator
Calculate your grades and GPA
Mortgage Calculator
Calculate mortgage payments
Age Calculator
Calculate your exact age
Fraction Calculator
Add, subtract, multiply fractions
Compound Interest Calculator
Calculate compound interest
Time Calculator
Add, subtract time durations
Calorie Calculator
Calculate daily calorie needs