Bacon has an ancient history. The domestication of pigs (immature hogs) for food dates back to about 7000 B.C. in the Middle East. Some historians say that bacon made from hogs was a favorite of the early Romans and Greeks. About 500 years ago, bacon or bacoun (a Middle English term) referred to all pork.
Although walking speeds can vary greatly depending on many factors such as height, weight, age, terrain, surface, load, culture, effort, and fitness, the average human walking speed is about 5.0 kilometres per hour (km/h), or about 3.1 miles per hour (mph).
Faster humans can sprint at 15.9 miles per hour, or 100 meters in 13 to 14 seconds. The Olympic qualifying time for London 2012 was 100 meters in 10.18 seconds in the men's race and 11.29 seconds for the women's race. The average human walks at about 3 miles per hour, or 100 meters in 1 minute 14 seconds. Learn more about Fitness & Exercise