Workout Intensity Calculator

Calculate your heart rate training zones for optimal workout intensity. Target specific zones for fat burning, cardio improvement, or peak performance.

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Heart Rate Zone Calculator

Calculate your personalized heart rate zones based on your age and resting heart rate for optimal training intensity.

Typical resting HR: 60-100 bpm
Your Heart Rate Zones
0
Max HR
0
Heart Rate Reserve
Zone 1: Warm-up 50-60%
0 - 0 bpm
Light activity, recovery, and warm-up
Zone 2: Fat Burn 60-70%
0 - 0 bpm
Moderate intensity, optimal fat burning
Zone 3: Aerobic 70-80%
0 - 0 bpm
Cardio improvement, endurance training
Zone 4: Anaerobic 80-90%
0 - 0 bpm
High intensity, performance improvement
Zone 5: Maximum 90-100%
0 - 0 bpm
Peak performance, maximum effort

Training Zones Reference

Understand what each heart rate zone means for your training and fitness goals.

Zone 1: Warm-up 50-60%

Purpose: Recovery, warm-up, cool-down

Benefits: Improves circulation, aids recovery

Perceived Exertion: Very light (1-2/10)

Duration: 20-40 minutes

Zone 2: Fat Burn 60-70%

Purpose: Fat burning, endurance

Benefits: Optimal fat metabolism, improves aerobic capacity

Perceived Exertion: Light (3-4/10)

Duration: 45-90 minutes

Zone 3: Aerobic 70-80%

Purpose: Cardio improvement

Benefits: Improves cardiovascular system, increases stamina

Perceived Exertion: Moderate (5-6/10)

Duration: 20-60 minutes

Zone 4: Anaerobic 80-90%

Purpose: Performance improvement

Benefits: Increases lactate threshold, improves speed

Perceived Exertion: Hard (7-8/10)

Duration: 10-30 minutes

Zone 5: Maximum 90-100%

Purpose: Peak performance

Benefits: Increases VO2 max, builds power

Perceived Exertion: Maximum (9-10/10)

Duration: 2-10 minutes

Workout Recommendations

Get personalized workout recommendations based on your fitness goals and heart rate zones.

Recommended Weekly Plan
Monday Zone 2-3

Intensity: Moderate

Duration: 45-60 minutes

Activities: Brisk walking, cycling

Wednesday Zone 3-4

Intensity: High

Duration: 30-45 minutes

Activities: Running, HIIT

Friday Zone 1-2

Intensity: Light

Duration: 30-40 minutes

Activities: Yoga, stretching

Training Tips
  • Always warm up for 5-10 minutes before intense exercise
  • Stay hydrated during workouts
  • Listen to your body and adjust intensity as needed
  • Include rest days for recovery