Nocturnal Penile Tumescence: Physiological Mechanisms and Clinical Significance
1. Introduction: Understanding Nocturnal Erections Nocturnal penile tumescence is the spontaneous physiological occurrence of erections during sleep or upon waking. This natural biological phenomenon is experienced by healthy males from infancy through late adulthood. Far from being a mere physiological curiosity, these nocturnal events serve a vital clinical purpose, acting as a natural maintenance mechanism … Read more