401. We mentioned early that anger is linked to other physiological reactions. In the same bucket, uncontrolled anger and outbursts that become out of hand have been linked to side effects as severe as stroke or heart attacks.

402. Anger is a social emotion.You always have a target that your anger is directed against (even if that target is yourself). Feelings of pain, combined with anger-triggering thoughts motivate you to take action, face threats and defend yourself by striking out against the target you think is causing you pain.

403. When masculinity was challenged, men reacted with more anger and with an increased endorsement of social dominance over women.

404. Men who have low levels of testosterone served as a threat to masculinity and led to engagement in more “gender stereotypical behaviors,” like getting into physical fights and anger.

405. Meanwhile, men who were told they had high testosterone levels were more likely to support gender equality and more likely to engage in stereotypically feminine behaviors, like caretaking or doing housework and don't show agression easily.