UCL study shows optimists were less likely to suffer a heart attack or die . Looked at heart attack patients and those diagnosed with unstable angina . Found pessimists were twice as likely to suffer a second , severe heart attack , heart surgery or die the next 46 months after their first illness .
UCL study shows optimists were less likely to suffer a heart attack or die . Looked at heart attack patients and those diagnosed with unstable angina . Found pessimists were twice as likely to suffer a second , severe heart attack , heart surgery or die up to four years after their first illness .