96bf0818_xplanations_for_disease__MPKB___Early_and_erroneous_claims
[Disease] cardiac disease [More valid explanations] Research since then has found that Type A behavior is not a good predictor of coronary heart disease.14 On the basis of this and other criticisms, Type A theory has been termed obsolete by many researchers in contemporary health psychology and personality psychology. [Early and erroneous claims] 
Type A behavior – in which people are impatient, time-conscious and controlling – was first described as a substantial risk factor in coronary disease by the cardiologists Meyer Friedman and R. H. Rosenman.13
Psychosomatic explanations for disease (MPKB)
Early and erroneous claims