Hugs certainly feel good, both on the giving and receiving end, and it turns out their effects are more than skin deep. A study by University of North Carolina researchers found that hugs increase the "bonding" hormone oxytocin and decrease the risk of heart disease.
In fact, when couples hugged for 20 seconds, their levels of oxytocin, released during childbirth and breastfeeding, increased. Those in loving relationships had the highest increases.Meanwhile, levels of the stress hormone cortisol decreased in women, as did their blood pressure. Said lead researcher and psychologist Dr. Karen Grewen, "Greater partner support is linked to higher oxytocin levels for both men and women. However, the importance of oxytocin and its potentially cardioprotective effects may