Children Distressed By Family Fighting Have Higher Stress Hormones

Some people like relationships with a lot of drama, fighting, and making up. They should marry someone like themself, and both have themselves sterilized.

http://www.sciencedaily.com/releases/2008/11/081114080912.htm

ScienceDaily (Nov. 18, 2008) — Children who become very upset when their parents fight are more likely to develop psychological problems. But little is known about what happens beyond these behavioral reactions in terms of children's biological responses. A new study has found that children who are very distressed when their parents fight also have higher levels of cortisol, a stress hormone.
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"Because higher levels of cortisol have been linked to a wide range of mental and physical health difficulties, high levels of cortisol may help explain why children who experience high levels of distress when their parents argue are more likely to experience later health problems."