A yawn may actually be a sign of love! According to a fascinating research on chimpanzees, the contagious nature of yawns can actually reveal a lot about a relationship. If your partner does not yawn back quickly, there could be problems ahead, a team of Swedish researchers claim. Researchers from Lund University in Sweden did the latest study at Tacugama Chimpanzee Sanctuary in Sierra Leone in west Africa. The scientists noticed ...
via Medindia Health News
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