People are easy to get stress for what they have done in their daily activities. There are many illnesses which are starting from the stress.
There is one illness which comes from a mind which people called with mental disorder. The illness attacks the mental health. It is called post traumatic stress disorder. It is caused because the sufferer has watched some terrifying event or even they experience it. So, it is a kind of mental disorder which is dangerous.
The post traumatic stress disorder is one of a dangerous illness which attacks the mental health. People will suffer much because they have some difficulties in some ways. They difficult to adjust something or even copy.