The World Health Organization (WHO) (1946) adopts a definition of health as “a state of complete physical, mental and social well-being and not merely the absence of disease and infirmity”, at the International Health Conference, New York; 19-22 June, 1946 signed on 22 July 1946 by the representative of 61 States (WHO official records No.2 100).
It enters into force on 7th April 1948, thereby declaring health as a fundamental human right.
The complex nature of public expectation of teachers’ duties necessitates the need for them to have a social training that will make them meet the challenge resulting from changing environment.
School health education aims at constituting healthy learning experiences, healthy environment (physical and mental health) and positive interpersonal relationships between Teachers and students, students and students inside and outside the school environment.
Healthful school living which consists of emotional health, healthful interpersonal relationships, among others provide a safe and healthful environment.
The three fold goal of environmental school health education is healthy people in healthy communities in a healthy environment.
Health lies in the functional interaction of the individual and his environment and not determined in terms of the individual isolation. A clinical picture shows the interplay of psychological, physiological and structural factors.
The moment a man falls ill, he regresses in an infantile type of psychological condition, a type of adoption neurosis which is normal part of the patient’s reaction to his illness (Canestrari, 1963).
However, understanding of mental health by individual teacher and the society at large would be helpful in the conversion of weird and wild experience at early stage to greatness and responsibility in later life.
Teachers are expected to have motivational impact on their students.
Teachers have more vital role to play in student stress management. Students need to be educated on the effects of stress on achievement, and understand human behavior and how it affects other people in the environment (Olanipekun, 2006).