Herbal supplements are one type of dietary supplement. An herb is a plant or plant part (such as leaves, flowers, or seeds) that is used for its flavor, scent, and/or potential health-related properties.
The Greyhound â The King of Canine Racers. When you think of fast dogs, the tall and lean Greyhound is the first breed that usually springs to mind. This long-legged, smooth-coated racing breed has been clocked at speeds up to 45 miles per hour, sparking its nickname: the 45-mph couch potato.
Cancel. A dog can run an average of 19 miles per hour, but the fastest dog breeds, such as a greyhound, can run up to 42 miles per hour at their top speed. Discover how fast dogs can run with information from a pet care specialist in this free video on dogs.ow fast can a dog run? Your average dog, if you were to take all the top speeds, add them all up together, and average them out, it's going to be somewhere around 19 miles an hour or so.