###Human: Is uncontrolled anger suggestive of bipolar or borderline personality disorder? ###Assistant: Hello. I understand your problem. But I want to clarify what else apart from the anger you find in line with borderline personality or bipolar disorder. Mere getting angry cannot be a 100 percent indication of these disorders. Some people especially young ones have short temper, particularly during this hormonal surge phase. So learn anger management techniques first. If it does not work, consult a psychiatrist. Thyroid function test. Counseling, anger management techniques.