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A happy marriage apparently is good medicine, but hostile spouses may be harmful to one another’s health. Couples in (36) marriages take longer than the happily married to heal from all kinds of wounds, from minor scrapes or (37) injuries to major surgery, suggests a study over the weekend. And the health toll taken by a stressful job seems to be (38) when the worker has a pleasurable home life. This new research, reported at an American Psychosomatic Society meeting, adds to growing evidence that marriage has an (39) on health. In the wound healing study, 42 couples agreed to let researchers use a suction (40) to create several minor blister wounds on their skin in two (41) about two months apart. The first time, couples were told to discuss a (42) topic; the next time they were given half an hour to (43) an issue or two on which they disagreed. Their discussions were monitored. Researchers also (44) . The outcome: "Even a simple discussion of a disagreement slows wound healing," says psychologist Janice Kieeolt-Glaser, who did the study with co author Ronald Glaser of Ohio State University College of Medicine. Overall, (45) . Hostile couples—peppering both discussions with criticism, sarcasm and put-downs—healed the slowest. It took them 40% longer, or two more days, to heal, and they also produced less of the proteins linked to healing. (46) , Kiecoh-Glaser adds. "Such stress before surgery matters greatly," she says, and the effect could apply to healing from any injury.