“…This has been verified in the literature, considering the characteristics of working conditions imposed on teachers (1)(2)(3)5,6,8,14) . Some examples are: accumulation of activities and functions, extended working hours, work overload, excessive vocal demand, lack of breaks and resting areas during the day, lack of autonomy, accelerated pace of work for the achievement of goals, work under strong pressure, dissatisfaction with work or remuneration, inadequate posture and equipment, poor access to health and hydration, sound pressure above comfort levels, unfavorable acoustics, inadequate and insufficient furniture and material resources, discomfort and thermal shock, poor air quality, improper ventilation, low humidity, and exposure to irritant chemicals by breathing (solvents, metal fumes, asphyxiating gases) and dust or smoke in the workplace (1) .…”