In this way the teacher is showing that they want to make improvements where needed. Teachers could put up a suggestion box, and they can hand out evaluation forms at different times of the year. This shows the students that continuous improvement is important.
On this Page. Overview. Depression is a serious medical illness and an important public health issue. Depression is characterized by persistent sadness and sometimes irritability (particularly in children) and is one of the leading causes of disease or injury worldwide for both men and women.
Depression is a common mental disorder. Globally, more than 300 million people of all ages suffer from depression. Depression is the leading cause of disability worldwide, and is a major contributor to the overall global burden of disease. More women are affected by depression than men. At its worst, depression can lead to suicide.