A team of health researchers propose that a person’s level of extroversion and introversion can change the performance of his immune system. They discovered that particular personality characteristics play a vital role in the health condition of human.
Researchers of University of Nottingham carried out a survey to determine the impact of personality on human health. They registered 121 health adults among which 35 males and 86 females. The ages of these participants lie between 18 to 59 years.