The video delves into the effects of removing screens before bedtime on cortisol levels and overall sleep patterns 🌙. Screens deliver stimuli that keep us alert, affecting how our bodies prepare for sleep. Removing screens initiates a shift in cortisol and arousal-related signals, helping the brain transition to a sleep-ready state. However, these adjustments aren’t instant; they occur over minutes and hours as melatonin signaling and reward cues change.
Key changes begin with melatonin, known as the sleep hormone, which starts to rise more smoothly once screens are eliminated. This results in not only better sleep but also improvements in immune repair and hormonal coordination. Your nervous system, which has two modes (action and recovery), transitions to recovery earlier in the evening without the influence of phone use. This leads to a slower heart rate and deeper breathing as the body begins its relaxation process naturally.
Interestingly, the removal of screen stimulation improves the structure of sleep too. People fall asleep faster, experience fewer awakenings, and their dreams may become more vivid as emotional processing resumes its natural schedule.
Over the course of several days, individuals may notice reduced mental chatter and emotional reactivity, benefiting their emotional regulation. Around the second week, a significant change occurs where the brain starts preparing for sleep even before getting into bed, leading to better sleep pressure and a drop in cortisol levels by evening. This allows for quicker recovery at night and more consistent morning energy.
As evening routines change, the urge to check the phone diminishes—not due to willpower but because the body naturally aligns itself with a new, calmer rhythm. It’s evident that screens disrupt not only attention but also internal biological timing, claiming ancient restorative patterns that should ideally occur during the night.
This content emphasizes the biology of sleep without making medical claims and recognizes the variability in individual responses based on personal habits and health conditions.
For those curious about sleep biology and habit science, the video highlights some key insights without giving medical advice.
#sleepbiology #cortisolscience #habitscience #bluelight #learnsomethingnew
By Ashencrestz