Insomnia disorder is one of the sleep disorders, and its symptoms are mainly the difficulty in going to sleep naturally.
It is usually accompanied by symptoms.
For example irritability, poor mood during the day, depression, or lethargy. So what are insomnia causes?

However, there are many reasons for suffering from insomnia, both physical and psychological.
Insomnia disorder is the most common type of sleep disorder. In current, there are 10% to 30% of adults in the population have symptoms of insomnia. Half of them have experienced insomnia within a year.
Insomnia disorders often appear as comorbidities of other mental illnesses. As a result 40%-50% of individuals with insomnia disorders also have comorbid mental illnesses. By the way, The earliest records of insomnia disorders can trace back to ancient Greece.
Insomnia Causes:
Acute stress
If your work makes you nervous, excessively excited, depressed, or temporary business trips cause jet lag and sleep environment changes. Sometimes you may experience short-term insomnia.
But if you do not adjust in time, you may turn into chronic insomnia for more than one month.

Psychological factors
If you have excessive sleep defense thinking, you always worried about being unable to fall asleep, leading to excessive thinking, excitement, or anxiety, it could make you more awake. Insomnia is not terrible, fear of insomnia is.

Drug factors
Some foods and drugs can interfere with sleep. Such as caffeine, theophylline, thyroxine, cocaine, and corticosteroids, etc.
If you are suffering, please consult your doctor if you can adjust alternative drugs to minimize the effects of drugs on sleep.

Disease
Insomnia is often accompanied by other diseases. Such as bipolar disorder, depression, hyperthyroidism, etc, which will affect the patient’s sleep time and sleep quality to varying degrees.
Temperament
An anxious or worried personality or cognitive style can increase susceptibility to the disease. And a tendency to suppress emotions can also increase susceptibility.

Environment
Noise, light, uncomfortable high and low temperatures. in other words high altitude can all cause insomnia disorders.

Genetics and Physiology
Females are more likely to suffer from insomnia disorders than males. At the same time, people over 65 are more likely to suffer from insomnia.

Insomnia Symptoms
In conclusion, different manifestations of insomnia can reflect in different stages of sleep. Among them, Sleep onset insomnia manifested as difficulty falling asleep.
Therefore, sleep maintenance insomnia manifested as frequent waking up throughout the night or difficulty maintaining long-term sleep.
Late insomnia manifests as waking up early in the morning and unable to return to sleep.
Hope everyone who reads this essay will have a good sleep at night.
If you have trouble sleeping, try ShutEye, an all in one sleep app. ShutEye brings a wide variety of tools to help you fall asleep. And it helps you to understand your sleep cycles from a scientific perspective.
So stop tossing and turning all night, and starting falling asleep in a healthy and natural way. Know about 8 Relaxing sounds to help you sleep and relieve stress.
More to Read:
10 TIPS TO SLEEP WELL AND BEAT INSOMNIA
