HartsfieldâJackson Atlanta International Airport has been the world's busiest airport every year since 2000; with all airports combined London has the world's busiest city airport system by passenger count.
Tension or Temperature. Dogs may shake as a way of relieving tension. If a dog is feeling nervous or uncomfortable in a situation, it might shake the whole body as a way of shaking out tension. This behavior also may function as a means of getting attention from other dogs or people.
My Dog Is Shaking: 8 Possible Reasons. 1  1. Healthy, happy dog shakes. 2  2. Stress-induced trembling. 3  3. White dog shaker syndrome. 4  4. Distemper. 5  5. Poisoning. 6  6. Kidney disease. 7  7. Addisonâs disease. 8  8. Advanced age.