Nocturnal penile tumescence
Concept
Normal, involuntary erections that occur during sleep, particularly during REM sleep stages, indicating healthy erectile function.
Mentioned in 2 videos
Videos Mentioning Nocturnal penile tumescence

Improving Male Sexual Health, Function & Fertility | Dr. Michael Eisenberg
Andrew Huberman
Normal, involuntary erections that occur during sleep, particularly during REM sleep stages, indicating healthy erectile function.

Tools for Hormone Optimization in Males | Dr. Kyle Gillett
Andrew Huberman
A test to measure periodic erections during sleep, typically used to determine if erectile dysfunction has a physiological or psychological origin.