[单项选择]
Marriage Linked With Better Sleep
Marriage may improve your sleep, and better sleep may improve your marriage, two new studies suggest.
Women who are married or who have stable partners appear to sleep better than women who have never married or lost a panner, according to research from an eight - year study presented at the Associated Professional Sleep Societies annual meeting. They also found that marital (婚姻的)happiness lowers the risk of sleep problems, while marital conflict heightens the risk.
Although married women overall slept more soundly than unmarried women, the researchers, from the University of Pittsburgh School of Medicine, did identify a "newlywed" effect. Women who were single at the start of the study but gained a partner had more restless sleep than women who were akeady married. The researchers speculated that newly married women were less adjusted to sleeping with their partner than those who had been marri
A. sleep better.
B. have more sleep problems.
C. have more restless sleep.
D. feel more positively about their lif