Normal sleep has 2 cycles: NREM (Non Rapid Eye Movement) and REM (Rapid eye movement). In which, the NREM cycle is divided into 4 stages.

Sleep disorders in children cause symptoms: restless sleep, tossing and turning, crying... Sleep disorders are also manifested by sleep time: Children sleep little, have difficulty falling asleep, go to bed very late... Insomnia makes children tired, lose appetite and grow slowly. So what causes sleep disorders in children?

Sleep plays a very important role in ensuring human health. Our lives will be greatly affected if we suffer from sleep disorders. Therefore, patients with these disorders need to be diagnosed early and treated promptly, polysomnography is a technique that significantly supports the diagnosis of sleep disorders.

Childhood sleep disorders are sleep health problems. Children with severe sleep disorders will have an impact on physical, mental, social and emotional functioning.