Heart rate
Heart rate was a term used to rate the number of heartbeats per unit of time in a humanoid. This measurement was described by the Malcorians to be the cardial rate.

In 2256, when Michael Burnham was on approach to the Beacon of Kahless, Danby Connor reported her heart rate at 79 and rising. ()

In 2258 of the alternate reality, Doctor  cautioned a reaction-suffering  that he ought to keep his heart rate down. ()

In 2371, during The Doctor's delusion on the 's holodeck, he scanned himself and discovered he had a heart rate. ()

In 2373, after scanning Lieutenant Tuvok in sickbay, The Doctor noted that his heart rate was at three hundred beats per minute after he was found to be suffering from a severe panic attack on the . It was recalling an apparent memory of a girl falling from a precipice triggered his accelerated heart rate. Tuvok's condition was later discovered to be caused by a memory virus unknowingly placed into his brain by his former crewmate on the , Lieutenant Commander Dimitri Valtane shortly before he apparently died in 2293. ()

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Medical measurements
Time measurements