Researchers from the University of Cologne Germany proved , wash the body after experiencing failure can provide a positive influence on the psychological condition . According to research , a person who wash their hands after failing to be more positive and successful execution of the next task .
Washing hands is believed to be "clean " disappointment incurred and replace it with a sense of optimism . The research results were published in the journal Social Psychological and Personality Science .
To believe in the potential for psychological and performance effects of hand washing , a team of researchers led by Dr. Kai Kaspar research involving 98 respondents were divided into three groups . In the first experiment , the participants of the two groups should mengerjakankan task is not impossible to solve. In this section , the three groups did not participate .
