People irritable, with a cynical view on life with a competitive and aggressive behavior shows a significantly higher risk of having a heart attack or stroke compared with those calm, friendly and confident.

In conclusion it has reached a U.S. and Italian research team studying the vascular system of several thousand people.

To “obnoxious” angry, suspicious, self-centered and quick to anger, carotid artery is considerably more bold than those pleasant yarn, or, thickening of blood vessel walls is a major risk factor for cardiovascular disease occurrence.

Researchers have suggested that programs meant to educate people to control their anger and to express negative feelings in ways “more socially acceptable” would have a major impact not only on interpersonal relationships, but also on their health of involved.