Can dogs be traumatized by fireworks? YES! If your dog becomes traumatized after fireworks, read these helpful tips. A dog’s hearing is 10 times more sensitive than a human’s, so the fireworks are likely to cause your dog some anxiety, stress, and fear. Here are 11 things you can do in the hours leading up to the fireworks to keep your dog from stressing out. Plus, 7 things you should do during the fireworks if you notice your dog becoming overly stressed by the loud noises and bright lights.