Surprisingly, the temperature in your brain changes as well. During sleep, these changes of 0.2-0.4 degrees fahrenheit helps to induce certain “cleansing” properties as well as different stages of sleep. The different stages of sleep (NREM and REM) are important for brain function, which means body, mood, and health functions as well.

Sleep, ColdRaquel SchmutzMay 4, 2021sleep, cold, better sleep, improved life, sleep tips, cold shower