Type 1 diabetes: Frequent urination, unusual thirst, extreme hunger, unusual weight loss, extreme fatigue, irritability. Type 2 diabetes: Any of the type 1 symptoms frequent infections, blurred vision, cuts or bruises, tingling or numbness in the hands or feet, recurring skin, gum, or bladder infections.
Sociopaths are often unable to control their behavior and their expressions of annoyance, irritability and threats when faced with situations not appealing to them and they often tend to resort to threats, aggression and verbal abuse.
The view of many contemporary psychiatrists and psychologists is that, because passive-aggressive behavior might be a bad habit that is learned, a person also might be able to learn how to stop acting this way. This is not simple to do, however, because generally, strong emotions are motivating the dishonesty.