John Dickson was walking down the street with his friend Len when a cute, friendly, little dog ran over to them. Len knelt down and petted the dog, but John froze and backed away in terror.Although the dog was clearly not a threat , John felt so terrified that his heart began pounding.
he broke out in a cold sweat, and he felt like he was about to faint . Why did John have such an extreme reaction to such a harmless animal ? John has a phobia of dogs