Laryngitis can be caused by an infection of the throat that centers on the larynx, or voice box. This can lead to symptoms such as a throat tickle or dry cough and swollen lymph nodes on both or one ...

There are over 60 types of sphincters in the body, including seven major sphincters of the digestive tract that run from the upper esophageal sphincter near the throat to the anal sphincters near the ...