This study analyses everything from life expectancy to air pollution, obesity rates, safety and number of sunlight hours in each location. However, this year the research has also taken into consideration factors that have been thrown into greater focus since the start of the global pandemic. For the 2022 edition, we added metrics such as the accessibility of healthcare coverage and the number of mental health nurses, social workers, psychiatrists and psychologists in each country. The research also looked at the prevalence of mental health.
