Who has not been one day or another victim of insomnia in his life? In Canada, approximately 13% of Canadians aged 15 and over are insomnia. On average, they sleep one hour less per night than other Canadians. Moreover, the lack of sleep is responsible for a large number of academic difficulties, especially among elementary school students.

Causes and consequences

Difficulty in falling asleep, getting enough sleep, frequent awakenings during the night or early morning generate, in the long run, fatigue, drowsiness, irritability, memory problems, reduced attention and even some emotional distress. Sleep deprivation that lasts more than a few days also harms the immune system, which is particularly active during the night.

The operation of the sleep

During sleep, many physiological processes are performed:

* Liver tissue and regenerate muscles
* The immune system rebuilt his forces
* Memory consolidates, etc

It is during sleep that growth hormone secretion is highest. The brain also take this time to eliminate its waste with antioxidants. It is circumstantial and lasts from one to three weeks.

Chronic insomnia

It manifests itself at least three nights per week for a minimum of one month. This is when the insomnia is chronic have to intervene and try to understand the causes.


Its causes

* The brightness
* Ambient noise
* An inadequate temperature
* The content of meals
* Excessive consumption of stimulants during the day or before bedtime. Even the mint tea can have a stimulating effect
* Taking certain medications or drugs
* The consumption of alcohol taken in the evening
* Disturbances in sleep patterns (jet lag, irregular schedule)
* Physical disorders such as sleep apnea, restless legs, pain in various
* Obesity increases the risk of sleep apnea
* Most importantly, psychological factors such as anxiety, stress, depression or other psychiatric problems that would account for 50% of all cases of insomnia evaluated in a sleep laboratory.