The Karvonen formula is a more personalized method to determine your exercise target heart rate. Enter your age, your resting heart rate, and the your intensity level during exercise and let this calculator help determine the target heart rate (THR) zone that will maximize the effectiveness of your cardio workouts.

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Popup Copy this text to popup the calculator in its own window. It is important to use your Account Number instead of 1 as shown in this example. view <script language="JavaScript" type="text/javascript"> <!-- //Karvonen Target Heart Rate function KarvonenTargetHeartRate() {   window.open('http://www.webcalcsolutions.com/Exercise-Calculators/Karvonen-Target-Heart-Rate.asp?AcctNum=1', '_blank', 'width=470,height=515,directories=0,location=0,menubar=0,resizable=1,scrollbars=1,status=0,toolbar=0'); } --> </script> <a href="javascript:KarvonenTargetHeartRate();">Karvonen Target Heart Rate</a><br> <br> <a href='http://www.webcalcsolutions.com/' style='font-size: 8pt;'>Online Calculators - Financial Calculators, Health Calculators, and Health Assessments from WebCalcSolutions.com</a><br> Embedded Copy this text to embed the calculator in your webpage.It is important to use your Account Number instead of 1 as shown in this example. view <iframe src="http://www.webcalcsolutions.com/Exercise-Calculators/Karvonen-Target-Heart-Rate.asp?AcctNum=1" width="470" height="515" frameborder="0" scrolling="auto"><a href="http://www.webcalcsolutions.com/Exercise-Calculators/Catalog.asp" target="_blank">Karvonen Target Heart Rate Calculator</a></iframe> <br> <a href='http://www.webcalcsolutions.com/' style='font-size: 8pt;'>Online Calculators - Financial Calculators, Health Calculators, and Health Assessments from WebCalcSolutions.com</a><br>
Customizable Field Values You can customize the following field values for this calculator. When the calculator runs it will have the values you set for these fields. It is important to use your Account Number instead of 1 as shown in this example. Karvonen Target Heart Rate    view Karvonen Target Heart Rate Calculator's Customizable Fields Screen Name Parm Name Parm Value Used in this Example Title Title Mr. O'Riley Age Age 30 Resting Heart Rate Average RHR 15 Fitness Goal (drop-down) FitGoal LoseWeight View Customized Calculator <script language="JavaScript" type="text/javascript"> <!-- //Karvonen Target Heart Rate function KarvonenTargetHeartRate() {   window.open('http://www.webcalcsolutions.com/Exercise-Calculators/Karvonen-Target-Heart-Rate.asp?AcctNum=1&' +     'Title=Mr. O%27Riley&Age=30&RHR=15&FitGoal=LoseWeight',     '_blank',     'width=470,height=515,directories=0,location=0,menubar=0,resizable=1,scrollbars=1,status=0,toolbar=0'); } --> </script> <a href="javascript:KarvonenTargetHeartRate();">Karvonen Target Heart Rate</a><br> <br> <a href='http://www.webcalcsolutions.com/' style='font-size: 8pt;'>Online Calculators - Financial Calculators, Health Calculators, and Health Assessments from WebCalcSolutions.com</a><br> Our examples have special characters (& or ') that must be encoded to be interpreted properly by the browser. If the customized text you want to use has any of these characters (&, ' [apostrophe or single-quote], #, ?, ", \ or %) we have provided this Encode tool so you can see how to type it into your script. Enter your customized text then select 'Encode'. The encoded text will show up in the lower box and can be copied and pasted directly into your script. Copy and Paste