The worst news ever has just been released: dogs hate hugs. It stresses them out because they aren't able to run away if they need to.
Psychologist and noted dog behaviorist, Stanley Coren, analyzed 250 pictures of dogs showing "signs of stress" and found that 81.6% of them seemed really uncomfortable according to his article in Psychology Today. As depressing as the news is, it kind of makes sense when you look at the pictures:
via Psychology Today