Chewing chewing, the food (now called a bolus) is swallowed. It enters the esophagus and via peristalsis continues on to the stomach, where the next step of digestion occurs. Premastication is sometimes performed by human parents for infants who are unable to do so for themselves. The food is masticated in the mouth of the parent into a bolus and then transferred to the infant for consumption. (Some other animals also premasticate.) Cattle and some other animals, called ruminants, chew food more than once to extract more nutrients. After the first round of chewing, this food is called cud. Chewing is
Chewing tobacco historian of the American South in the late 1860s reported on typical usage in the region where it was grown, paying close attention to class and gender: Chewing tobacco is still used, predominantly by young males in some parts of the American Southeast, but also in other areas and age groups. In September 2006 both the Republican and Democratic candidates for Senator from Virginia admitted to chewing tobacco and agreed that it sets a bad example for children. In the late 19th century, during the peak in popularity of chewing tobacco in the western United States, a device known as