Depression in the United States is the world's countries with the highest prevalence.

<P> The European Union recently released a survey report shows that, overall, very happy people in the EU countries. .World Health Organization recently released another report showed the United States is the world's highest prevalence rate of depression in the country. .</ P> <P> EU survey was conducted November 17 to December 17 visit to the original 25 member states of the EU and the then accession of Bulgaria and Romania, not yet a total of 26,755 people. .86% of the respondents on their own personal lives and daily expressed satisfaction with the environment, 85% of the respondents were the cause of confidence in the future, 77% of respondents believe in working with their knowledge and technology. .Bulgaria and Romania join the EU earlier this year. .</ P> <P> with the Europeans, Americans, depression is much more. .World Health Organization study of 14 countries concluded that the prevalence of depression in the United States ranks first in the world. .According to WHO statistics, 9.6% of U.S. citizens have the dual personality of the symptoms, or suffering from various degrees of depression. .In Nigeria, only 0.8% of people have the same symptoms. .</ P> <P> researcher Ronald Kessler of Harvard University pointed out that Americans are more concerned with their own emotions and the related reports of depression, while the less developed countries were the first concern is survival. .The terrorist threat and fear of violence but also the nerve vulnerable Americans, other developed countries do not have such problems. .In addition, the "American Dream" to the stresses caused emotional and spiritual world to the Americans easily collapse. .</ P> <P> Although the WHO's research confirmed that depression can be counted as developed society "epidemic", but Kessler believes that the lack of diagnostic tools is the leading cause of the low statistics of other countries. .</ P> </ p>.