Answer: You can differentiate your heart rate before and after exercise by taking your pulse.
Explanation:
In order to find the pulse rate, place your index and middle finger together at your wrist joint between the bone and also the connective tissue over your arterial blood vessel ,which is found on the thumb facet of your wrist joint. You would feel the pulse, then start counting the amount of beats in fifteen seconds. After that times it by 4 to get the pulse rate per minute.
