Every person, at any time, nervous shock may occur.
The reasons for this in our lives abound, since they can be bad family relationships, trouble at work and many other problems, without solving which the person becomes irritable, aggressive to the people around him, and sometimes withdraws into himself.
This condition is very dangerous because it can cause irreversible effects, pushing the person on all sorts of bad thoughts, even to suicide.
If you notice an irritability for no reason, irascibility, insomnia, unwillingness to communicate with people who urgently need to seek help from a psychologist, since this state is already an initial stage of the disease which can be cured without medical intervention. For better being light enough to take sedatives, which are prepared from herbs motherwort whether valerian.
In that case, if the above measures do not bring the desired result, you should see a psychiatrist, because in the early stages of the disease, it can be quickly cured.