Unraveling the Secrets of the Language of Sleep: NREM and REM Cycles
Our explorations through slumber aren't a single, uniform experience. Instead, sleep fluctuates between two primary phases: Non-Rapid Eye Movement (NREM) and Rapid Eye Movement (REM). These shifting states each possess unique characteristics. NREM sleep, the beginning of our nightly recuperation, is further split into three stages: N1, N2, and