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.
Major depression. Major depression is sometimes called major depressive disorder, clinical depression, unipolar depression or simply 'depression'. It involves low mood and/or loss of interest and pleasure in usual activities, as well as other symptoms. The symptoms are experienced most days and last for at least two weeks.