" In this case, the governor and lieutenant governor run separate campaigns and can be from two different political parties. This was the case when George W . Bush was Governor of Texas. His first lieutenant governor, Bob Bullock, was a Democrat. In cases like this, the governor and lieutenant governor are not considered running mates because they are not elected on the same ticket. Running mates are often chosen to balance the ticket. That is to create more widespread appeal for a ticket by expanding it appeal across geographic or ideological lines. Running On An Empty Stomach This was especially true in presidential elections before the American Civil War when northern candidates were often paired with southern candidates and visa-versa. Electoral votes also play a part in modern presidential running mate selection. "

" It is a form of aerobic exercise. Jogging Jogging is a poorly-defined term which generally refers to a type of slow running, previously called "roadwork" when athletes in training, such as boxers, customarily ran several miles each day as part of their conditioning. In the 1960s or 1970s the word "roadwork" was mostly supplanted by the word "jogging" and this form of running became quite popular among many people at that time in the United States. Jogging is a "high-impact" exercise that places strain on the body, notably the joints of the knee. This is actually one of the basic reasons for doing the exercise, as the impact drives growth processes in the body. Some dropped jogging in order to take up "low-impact" exercises such as stair climbing. Jogging can be combined with other kinds of exercising. Diana Fox Running On Empty Special trails that combine them are called trim trails. Some people define jogging as an inefficient form of running which, for the given individual performing it, and all other conditions held constant, is less efficient than walking. "