INVESTIGATED THE RELATIONSHIP BETWEEN 2 CLASSES OF BEHAVIOR RELATED TO MENTAL HEALTH: SELF-ESTEEM, MEASURED BY THE TENNESSEE SELF-CONCEPT SCALE, AND STRESS TOLERANCE, A MEASURE OF PERSONALITY INTEGRATION. IT WAS PREDICTED AND SUPPORTED THAT 28 LOW SELF-ESTEEM SS WOULD BE MORE AFFECTED BY STRESS THAN 28 HIGH SELF-ESTEEM SS. SS PERFORMED AN INTELLECTUAL TASK AND RECEIVED EITHER NEUTRAL OR FAILURE PERFORMANCE REPORTS. IT IS CONCLUDED THAT POSITIVE SELF-ATTITUDES AND STRESS TOLERANCE ARE RELATED AS EXPECTED. (PsycINFO Database Record (c) 2006 APA, all rights reserved). © 1968 American Psychological Association.