Dr. James A. Koufman, MD (a voice specialist ENT/Ear, nose & throat do
c) wrote medical journal articles about how
a cold (or other virus infections) can have the virus spread to the vagus nerve (or branches of the vagus nerve), and this can cause a person to first get GERD (Gastro-Esophageal Reflux Disease).
Coughing can be caused by many, many things. One major cause of coughing is GERD. Spicy food, milk, and soy milk can also aggravate GERD, leading to more coughing.