There isn't one single country that "suffers" the most, as prevalence varies by disorder, but The Netherlands, Portugal, and Australia often show some of the highest rates of overall mental disorders, while some reports highlight Greenland (often grouped with Denmark/Europe) and Iran for depression, with the U.S. also facing high rates and significant burdens, especially regarding suicide. Rates are generally higher in developed nations, but data quality and reporting differ globally.
Where are mental disorders most common? In 2023, the countries with the highest age-standardized prevalence rates of mental disorders in the world were The Netherlands, Portugal, and Australia. We also see high prevalence in the United Kingdom, Iran, Malta, Brazil, and Ireland.
Indeed, the four lowest lifetime prevalence estimates (<10%) were in low-middle income countries (Pondicherry, Mexico, Shenzen, South Africa). Conversely, with the exception of São Paulo, the highest rates (>18%) were in 4 high income countries (France, the Netherlands, New Zealand, the US).
The interview-styled study of thousands of people the world over found the highest prevalence of personality disorders in Colombia and the United States and the lowest in Nigeria and Western Europe, with some other countries falling in-between.
Racial/ethnic differences in lifetime prevalence of mental disorders. Lifetime prevalence of any DSM-IV/CIDI disorder was highest among White respondents (45.6%), somewhat lower among Latino (38.8%) and Black respondents (37.0%) and substantially lower among Asians (23.5%; see Table 2).
In particular, African Americans are disproportionately diagnosed with Schizophrenia with estimates ranging from three to five times more likely in receiving such a diagnosis.
The prevalence of depression was lower among non-Hispanic Asian adults than among any other race and Hispanic-origin group. Overall, non-Hispanic Asian adults had the lowest prevalence of depression (3.1%) compared with Hispanic (8.2%), non-Hispanic white (7.9%), and non-Hispanic black (9.2%) adults.
Study 2 (N = 967) and Study 3 (N = 315) found similar results such that Black individuals reported higher levels of narcissism than White individuals on the narcissism measures that captured less pathological facets of this construct.
Lifetime prevalence estimates vary widely, from 3% in Japan to 17% in India. Epidemiological data shows higher rates of depression in the Middle East, North Africa, South Asia and the United States than in other regions and countries.
Generalized Anxiety Disorder (GAD): One of the most common mental disorders, GAD is characterized by excessive worry about issues and situations that individuals experience every day. Any worrying that is out of proportion to the reality of the situation may fall under this disorder.
Bipolar Disorder From a Global Perspective
Based on population share, Brazil, Australia and Finland have the highest rates of bipolar disorder diagnoses. Many Asian countries have a lower incidence rate — in China, around . 4% of the citizens will be diagnosed with bipolar disorder.
#1 China: World's Biggest, World's Least Depressed
Tales of less than appealing sounding conditions in the Chinese factories that make many of America's consumer goods and rural poverty aside, this rising superpower has the lowest incidence of depression anywhere – just 6.5 percent.
A person who has a mental illness cannot simply decide to get over it any more than someone who has a different chronic disease such as diabetes, asthma, or heart disease can. A mental illness, like those other diseases, is caused by a physical problem in the body.
Thailand. Thailand has earned its reputation as a haven for mental health treatment, offering a mix of world-class medical expertise and serene environments. The country is especially suitable for those seeking a combination of mental health care and spiritual healing.
Sweden's public healthcare system is renowned for its proactive stance on mental health, consistently seeking innovative initiatives to enhance the well-being of its population. The Swedish approach to mental health care emphasises prevention, accessibility, and the integration of new technologies and methodologies.
Sweden is known for its comprehensive mental health services and a strong commitment to providing quality care for individuals with schizophrenia. The country's healthcare system offers a range of treatment options, including psychotherapy and medication, and prioritizes early intervention.
Narcissistic traits often peak in late adolescence and early adulthood (around ages 14-23), particularly with grandiosity and entitlement, as individuals seek identity and status, but then tend to decline as people mature and face life's realities, though some individuals with NPD may see intensification in these years before a potential mellowing in middle age.
Five key signs of a narcissist include a grandiose sense of self-importance, an excessive need for admiration, a strong sense of entitlement, lack of empathy for others' feelings, and a tendency to exploit or manipulate people for personal gain, all stemming from a fragile ego and deep insecurity. They often boast, feel unique, get easily slighted by criticism, and disregard others' needs.
The most commonly diagnosed personality disorders are borderline personality disorder and antisocial personality disorder. Another personality disorder that primary care practitioners sometimes find difficult to diagnose and treat is narcissistic personality disorder.
Of the people with Down syndrome in the United States: 67% are non-Hispanic and White, 13% non-Hispanic and Black, 16% Hispanic, 3% Asian or Pacific Islander, and 1% American Indian or American Native.
Here are five potential causes:
Blacks exhibit a higher prevalence and greater clustering of high stress scores than Whites. American-born Hispanics show prevalence rates and patterns of accumulation of stressors comparable to Blacks, while foreign-born Hispanics have stress profiles similar to Whites.