World Health Organization (WHO), Health 2020:
Stress is the greatest health threat of the 21st century.

Health Promotion Switzerland, Job Stress Index 2018:

Stress: Around one in four employed persons experiences stress, meaning more demands than resources in the workplace.

Exhaustion: The proportion of emotionally exhausted individuals tends toward 30%.

Productivity losses: Stress costs employers around CHF 6.5 billion per year.

Stress – THE problem in everyday school life
Stress, performance pressure, and being overwhelmed are part of daily life for about half of Swiss adolescents (46 percent), according to the Swiss youth study Juvenir by the Jacobs Foundation (2015). Only 14% of respondents reported being rarely or never stressed.

Health Promotion Switzerland 2019:
Teachers and school administrators are more frequently affected by symptoms of exhaustion and mental illness than other professional groups.