heart rate
Definition
Heart rate is the number of times your heart beats per minute. It is measured in beats per minute (BPM).
Your heart rate can change depending on what you are doing. For example, your heart rate will increase when you are exercising or when you are feeling stressed.
A normal heart rate for a resting adult is between 60 and 100 beats per minute.
How can the word be used?
The doctor checked the patient's heart rate.
Different forms of the word
Noun: heart rate.
Adjective: heart-rate.
Adverb: heart-rate-wise.
Verb: heart-rate.
Etymology
The word "heart rate" comes from the Old English words "heorte", which means "heart", and "ræden", which means "rate". The word "heart" has been used in English since the 7th century, and the word "rate" has been used in English since the 14th century. The two words were combined to form the word "heart rate" in the 19th century.
Question
What happens when you heart rate is increased?