the answer is finding your heart rate recovery time apex approved
Answer:
The second
Explanation:
its the only one that makes since
Answer:
Rating of Perceived Exertion
Explanation:
When used in a personal setting it can be a way to determine your training intensity, as opposed to using percentages. On a coaching level RPE can be a way to gain an understanding of an athlete's level of exhaustion, plus what they have left in the tank