ARTICLE

Sleep Disorders

Mr. Ko Teik Yen

Psychotherapy & Hypnotherapy

The normal sleep cycle consists 4 stages of non-REM sleep cycles and 1 cycle of REM (Rapid Eye Movement) sleep throughout the night. When your sleep cycles are disturbed, you wake up feeling tired and difficulty concentrating during the day.

Source Link

https://blog.teleme.co/2018/10/19/sleep-disorders/