4 Harmful Things That Happen To You When You Lack Deep Sleep
What is quality sleep? On average, you’ll spend 1/3 of your life sleeping – or at least, you should be. In a 4-stage sleep cycle, quality sleep refers to stage 3 and stage 4 (Rapid Eye Movement, REM) sleep. This is the time when your bodily tissues undergo repair from the day’s wear and tear.…