Salivary glands produce saliva and empty it into a person’s mouth. Saliva helps make food moist, making it easier for people to chew, swallow, and digest. Saliva also helps keep the mouth clean. A ...
A salivary gland infection can develop when harmful bacteria or viruses build up in the salivary glands. These are located in the head and neck and produce saliva. It typically causes swollen salivary ...