Sleep plays a crucial role in memory consolidation, cognitive function, and emotional regulation. During deep sleep, the brain clears toxins, repairs cells, and processes information from the day. Lack of sleep can impair decision-making, increase stress, and weaken the immune system. REM sleep is essential for learning and creativity, while non-REM sleep restores physical energy. Studies show that consistent sleep patterns improve focus, mood, and overall health. Sleep disorders like insomni...
