It's (beats per second) of the heart and "momentum" of BPS to one wrist and the same thing? Pl details.?

It is not BPS, but bpm – beats per minute. The heart beats a little more than once per second. Therefore, it is useless to count beats per second. In most people, the number heartbeats and the number of pulses is the same. In rare cases, such as atrial fibrillation, the heart often has no pulse and something must be called a "vacuum pulse." This is because some rhythms are not strong enough to open the aortic valve and there is a pulse.

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