PHOENIX -- Botulinum toxin injections offered relief from sialorrhea, or excessive saliva production, in patients with amyotrophic lateral sclerosis (ALS), according to a small study. The ...

People drool in their sleep due to factors like sleep position, infections, or sinus problems. While it’s often nothing to worry about, it can be a sign of a health issue that causes excess saliva or ...

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 ...