Stage 2 Sleep: The Secret Engine of Memory Consolidation
Stage 2 Sleep: Neurophysiological Characteristics and Clinical Implications Sleep is a crucial part of human life, essential for physical and mental health. However, its underlying mechanisms remain unknown. In this article, we review the neurophysiological characteristics of stage 2 sleep, a distinct stage of the non-rapid eye movement (NREM) sleep cycle that is of particular […]
LEARNING DURING SLEEP
The Paradox of Sleep and Cognition Sleep constitutes a fundamental biological necessity, playing an indispensable role in the physiological restoration of the body, metabolic regulation, and crucial cognitive functions. For many centuries, sleep was erroneously viewed merely as a passive state of rest, a period of functional shutdown necessary to conserve energy following periods of […]
PGO SPIKES
Introduction and Definition of PGO Spikes The term PGO spikes is an acronym derived from the anatomical structures involved in their generation and propagation: the Pons, the Lateral Geniculate Nucleus (LGN), and the Occipital Cortex. These electrophysiological phenomena represent highly characteristic, high-amplitude, transient electrical peaks documented primarily through electroencephalography (EEG) and electrooculography (EOG) during specific […]