Researchers and Dognition founders Brian Hare and Vanessa Woods cite several studies that suggest humans and even their dogs experience a rise in the feel-good hormone oxytocin and other pleasure-inducing compounds after interacting with one another. "Humanity's relationship with dogs is so extraordinary that it affects humans' very biochemistry. Science is only beginning to understand the mechanisms of this relationship," they write. "... But for those who just need a little something to lift their spirits, try a meaningful gaze, or even a kiss, with your best friend."
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