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.
When Hypoglycemia sets in, a dog will shake, shiver and tremble, in a very similar way as if the Yorkie was very cold. It will be an uncontrollable shivering that takes hold of the entire body. Other signs-which may occur at the same time or soon after-are weakness, dizziness, trouble walking.