Nigeria, Feb. 26 -- The report, published in 2025, analysed mental well-being data from 84 countries using the Mind Health Quotient (MHQ), a large-scale assessment tool measuring emotional, cognitive and social functioning.

Top-Ranked Countries for Youth Among adults aged 18 to 34, the top five countries are:

Ghana - Ranked 1st Nigeria - Ranked 2nd Kenya - Ranked 3rd Zimbabwe - Ranked 4th Tanzania - Ranked 5th All five are African countries.

By contrast, several wealthy nations ranked much lower. These include the United States, Canada, India, Japan, and Australia.

Within Europe, the highest-ranking country was Italy, at 20th place. Other European positions include:

Finland - 40th France - 58th Ireland - 70th Germany - 71st United K...