Study Says Dogs Can Smell Your Stress and It Affects How They Behave
Dogs perceive the world through their sense of smell—and this includes the way they gauge their human's emotions. Just like us humans can tell a person is stressed by seeing their facial expressions and body language, pups can determine it by the levels of cortisol, known as the “stress hormone,” you exude. Interestingly, a study has found that they have a more pessimistic outlook if they can tell you're feeling stressed.










































































