Calculate Heart Rate from an ECG

Using a few different methods to calculate heart rate.
1500 method
6 second method

[mahalinhin]

Finally a video explaining how to calculate the heart rate in plain and simple terms! Thank you so very much Mr. James Davis.

[ArrysWrld]

Thank you SO MUCH for being the only person to make this SIMPLE.

[الشاعرالساهر-شن]

Thank you sir, much respect from egypt.

[karlenhambardzumyan]

Also you can do like this. 60/R-R (in seconds)

[jackliang]

isnt that 25 square mm (instead of 5) for the big box ?

[preeyahawley]

How do you calculate heart rate in irregular strip?

[santoshmac]

hi so the magic number is 1500 to devided

[lfcrule]

how do you calculate if rate is irregular?