Resting Heart Rate by Age Calculator

Resting Heart Rate by Age Calculator

Assess your cardiovascular fitness level instantly.

Male Female
Measure your pulse for 60 seconds while sitting quietly.


Understanding Your Resting Heart Rate (RHR)

Your resting heart rate is a significant indicator of your cardiovascular health and overall physical fitness. It represents the number of times your heart beats per minute while you are at complete rest. For most healthy adults, a typical RHR ranges between 60 and 100 beats per minute (BPM).

How to Use the Calculator

To get an accurate result, follow these steps to measure your heart rate manually before entering the data:

  • Timing: Measure first thing in the morning before getting out of bed, or after sitting quietly for at least 10 minutes.
  • Find Pulse: Place two fingers on your wrist (radial artery) or the side of your neck (carotid artery).
  • Count: Use a stopwatch to count the beats for 60 seconds. Alternatively, count for 30 seconds and multiply by 2.
  • Input: Enter your age, gender, and the recorded BPM into the calculator above.

Resting Heart Rate Chart by Age & Fitness Level

While 60–100 BPM is considered "normal," lower rates often indicate better cardiovascular efficiency. Athletes frequently have RHRs between 40 and 60 BPM.

Age Group Athlete Excellent Average Poor
18-25 49-55 56-61 70-73 82+
26-35 49-54 55-61 71-74 83+
36-45 50-56 57-62 71-75 83+
46-55 50-57 58-63 72-76 84+

Example Scenario

A 40-year-old male with a resting heart rate of 62 BPM would fall into the "Excellent" category for his age group. Conversely, if the same individual had a RHR of 85 BPM, it would suggest a "Below Average" fitness level, potentially indicating a need for more cardiovascular exercise or a lifestyle review with a healthcare provider.

Factors That Influence Your Results

Several variables can cause temporary fluctuations in your heart rate:

  • Stress & Anxiety: High stress levels trigger the release of adrenaline, which increases BPM.
  • Caffeine & Nicotine: Stimulants are known to temporarily raise heart rate.
  • Hydration: Dehydration causes the blood volume to decrease, forcing the heart to beat faster to maintain pressure.
  • Medications: Beta-blockers can lower RHR, while some asthma medications may raise it.

Medical Disclaimer: This calculator is for educational purposes only and does not replace professional medical advice. If your resting heart rate is consistently above 100 BPM (tachycardia) or below 60 BPM (bradycardia) without being a trained athlete, please consult a physician.

function calculateFitnessLevel() { var age = parseInt(document.getElementById('calc_age').value); var gender = document.getElementById('calc_gender').value; var bpm = parseInt(document.getElementById('calc_bpm').value); var resultDiv = document.getElementById('result_display'); var categoryH3 = document.getElementById('fitness_category'); var descP = document.getElementById('fitness_description'); if (isNaN(age) || isNaN(bpm) || age < 1 || bpm < 30) { alert("Please enter a valid age and heart rate."); return; } var category = ""; var color = ""; var textColor = "#fff"; // Logic based on standard fitness charts for adults // Simplified range logic for demonstration if (gender === 'male') { if (bpm < 50) { category = "Athlete Level"; color = "#27ae60"; } else if (bpm <= 61) { category = "Excellent"; color = "#2ecc71"; } else if (bpm <= 69) { category = "Good / Fit"; color = "#f1c40f"; textColor = "#333"; } else if (bpm <= 74) { category = "Average"; color = "#e67e22"; } else if (bpm <= 81) { category = "Below Average"; color = "#d35400"; } else { category = "Poor / High"; color = "#c0392b"; } } else { // Females typically have slightly higher RHR if (bpm < 54) { category = "Athlete Level"; color = "#27ae60"; } else if (bpm <= 65) { category = "Excellent"; color = "#2ecc71"; } else if (bpm <= 73) { category = "Good / Fit"; color = "#f1c40f"; textColor = "#333"; } else if (bpm <= 78) { category = "Average"; color = "#e67e22"; } else if (bpm <= 84) { category = "Below Average"; color = "#d35400"; } else { category = "Poor / High"; color = "#c0392b"; } } resultDiv.style.display = "block"; resultDiv.style.backgroundColor = color; categoryH3.innerText = "Category: " + category; categoryH3.style.color = textColor; var feedback = "Your resting heart rate of " + bpm + " BPM "; if (bpm 100) { feedback += "is considered Tachycardia (high). You should consult a healthcare professional."; } else { feedback += "falls within the " + category.toLowerCase() + " range for a " + age + "-year-old " + gender + "."; } descP.innerText = feedback; descP.style.color = textColor; }

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